Cita APA

Shanahan, E. (1963). South America: An economical and regional geography with an historical chapter (11th ed.). Methuen.

Citación estilo Chicago

Shanahan, E.W. South America: An Economical and Regional Geography with an Historical Chapter. 11th ed. London: Methuen, 1963.

Cita MLA

Shanahan, E.W. South America: An Economical and Regional Geography with an Historical Chapter. 11th ed. Methuen, 1963.