APA (7th ed.) Citation

Leogardo, F. T., & Leogardo, V. R. (1966). History of the Orient: A brief history of the Far East. Philippine Book.

Chicago Style (17th ed.) Citation

Leogardo, Felicitas Tensuan, and Vicente R. Leogardo. History of the Orient: A Brief History of the Far East. Manila: Philippine Book, 1966.

MLA (9th ed.) Citation

Leogardo, Felicitas Tensuan, and Vicente R. Leogardo. History of the Orient: A Brief History of the Far East. Philippine Book, 1966.