APA (7th ed.) Citation

Phelps, G. (1971). The last horizon : a Brazilian journey / by G. Phelps: A Brazilian journey. Knight.

Chicago Style (17th ed.) Citation

Phelps, G. The Last Horizon : A Brazilian Journey / by G. Phelps: A Brazilian Journey. Knight, 1971.

MLA (9th ed.) Citation

Phelps, G. The Last Horizon : A Brazilian Journey / by G. Phelps: A Brazilian Journey. Knight, 1971.

Warning: These citations may not always be 100% accurate.