Citazione Stile APA (7a Edizione)

Summer, C. E. (1965). Factors in effective administration. Graduate School of Business.

Citazione stile Chigago Style (17a edizione)

Summer, Charles Edgar. Factors in Effective Administration. [New York]: Graduate School of Business, 1965.

Citatione MLA (9a ed.)

Summer, Charles Edgar. Factors in Effective Administration. Graduate School of Business, 1965.