One author (Section 8.17)
Two authors (Section 8.17)
Three or more authors
It was found that ... (Reynar et al., 2010).
Reynar et al. (2010) found that ...
Reynar, A., Phillips, J., & Heumann, S. (2010). New technologies drive CPG media mix optimization. Journal of Advertising Research, 50(4), 416-427. https://doi.org/10.2501/S0021849910091567
Group / Organization as author (Section 8.21)
Group name can be abbreviated:
Group name cannot be abbreviated:
Unknown or Anonymous author (Section 8.14)
In general:
"critical management scholars have pointed to the ways in which seemingly objective criteria such as those of rationality and efficiency are to some extent socially and politically determined. What counts as rationality, for example, can be contested" (Hendry, 2013, p. 105).
In general:
The following observation has been discussed among the researchers:
A particular focus is on Habermas’s distinction (drawn from Weber) between instructional means-oriented rationality and practical ends-oriented rationality. In the modern corporation, as in modern society more generally, it is argued, means-oriented reasoning lays claim to the whole space for reason, excluding morality, judgement, and the give and take of reasonable dialogue. (Hendry, 2013, pp. 104-105)
Hendry (2013) noticed the following:
A particular focus is on Habermas’s distinction (drawn from Weber) between instructional means-oriented rationality and practical ends-oriented rationality. In the modern corporation, as in modern society more generally, it is argued, means-oriented reasoning lays claim to the whole space for reason, excluding morality, judgement, and the give and take of reasonable dialogue. (pp. 104-105)
Hendry, J. (2013). Management: A very short introduction. Oxford University Press.
Try your best to locate and use the original sources when possible. If not, you can cite secondary source citation this way:
According to Smith (1980, as cited in Chen, 1981), the survey ...
or omit the year if the year of primary source is unknown:
According to Smith (as cited in Chen, 1981), the survey ...
Chen, C. H. (1981). Understanding humans. ABC Publishing.
More details: Secondary Sources Section 8.6