Cita APA (7a ed.)

(1931). A naturalist in Brazil. The flora and fauna and the people of Brazil.

Cita Chicago Style (17a ed.)

A Naturalist in Brazil. The Flora and Fauna and the People of Brazil. London, 1931.

Cita MLA (8a ed.)

A Naturalist in Brazil. The Flora and Fauna and the People of Brazil. 1931.