APA aipamena

Koos, L. V., Hughes, J. M., Hutson, P. W., & Reavis, W. C. (1940). Administering the secondary school. American book company.

Chicago Style aipamena

Koos, Leonard Vincent, James Monroe Hughes, Percival W. Hutson, and William Claude Reavis. Administering the Secondary School. New York, Cincinnati [etc.]: American book company, 1940.

MLA aipamena

Koos, Leonard Vincent, et al. Administering the Secondary School. American book company, 1940.