Cita APA (7a ed.)

De Leon, J. (1951). Citrus growing in the Philippines. Bureau of Print.

Cita Chicago Style (17a ed.)

De Leon, Jose. Citrus Growing in the Philippines. Manila: Bureau of Print, 1951.

Cita MLA (9a ed.)

De Leon, Jose. Citrus Growing in the Philippines. Bureau of Print, 1951.