Citazione Stile APA (7a Edizione)

Barnard, C. I. (1968). The Functions of the Executive (30th anniversary ed.). Harvard University Press.

Citazione stile Chigago Style (17a edizione)

Barnard, Chester I. The Functions of the Executive. 30th anniversary ed. Cambridge, Mass.: Harvard University Press, 1968.

Citatione MLA (9a ed.)

Barnard, Chester I. The Functions of the Executive. 30th anniversary ed. Harvard University Press, 1968.