Cita APA

Hemingway, E. (1972). Green hills of Africa (1a. ed.). Middlesex, England: Penguin.

Citación estilo Chicago

Hemingway, Ernest. Green Hills of Africa. 1a. ed. Middlesex, England: Penguin, 1972.

Cita MLA

Hemingway, Ernest. Green Hills of Africa. 1a. ed. Middlesex, England: Penguin, 1972.