Cita APA (7a ed.)

Gioia, C. J. (1987). The great waterways project of south América. Beech Tree Publishing.

Cita Chicago Style (17a ed.)

Gioia, Carlos José. The Great Waterways Project of South América. Guildford: Beech Tree Publishing, 1987.

Cita MLA (8a ed.)

Gioia, Carlos José. The Great Waterways Project of South América. Beech Tree Publishing, 1987.