APA (7th ed.) Citation

Alencar Martins Viégas. (1977). Energia Vital. Brazilian Army.

Chicago Style (17th ed.) Citation

Alencar Martins Viégas. Energia Vital. Brazilian Army, 1977.

MLA (9th ed.) Citation

Alencar Martins Viégas. Energia Vital. Brazilian Army, 1977.

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