Citazione Stile APA (7a Edizione)

Harper, M. (1984). Small business in the Third World: Guidelines for practical assistance. Wiley.

Citazione stile Chigago Style (17a edizione)

Harper, Malcolm. Small Business in the Third World: Guidelines for Practical Assistance. Chichester [Sussex, England] ; New York: Wiley, 1984.

Citatione MLA (8a ed.)

Harper, Malcolm. Small Business in the Third World: Guidelines for Practical Assistance. Wiley, 1984.