APA-referens (7:e uppl.)

Riley, H. (1970). Food marketing in the economic development of Puerto Rico. Latin American Studies Center, Michigan State University.

Chicago-referens (17:e uppl.)

Riley, Harold. Food Marketing in the Economic Development of Puerto Rico. East Lansing, Mich.: Latin American Studies Center, Michigan State University, 1970.

MLA-referens (8:e uppl.)

Riley, Harold. Food Marketing in the Economic Development of Puerto Rico. Latin American Studies Center, Michigan State University, 1970.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.