APA (7th ed.) Citation

Navarro, B. P. (1971). Postal manual of the Philippines (1971 ed.). Bureau of Posts.

Chicago Style (17th ed.) Citation

Navarro, Belarmino P. Postal Manual of the Philippines. 1971 ed. Manila: Bureau of Posts, 1971.

MLA (9th ed.) Citation

Navarro, Belarmino P. Postal Manual of the Philippines. 1971 ed. Bureau of Posts, 1971.

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