APA (7th ed.) Citation

David, M. (1933). Pampanga directory. [publisher not identified].

Chicago Style (17th ed.) Citation

David, Manuel. Pampanga Directory. Manila: [publisher not identified], 1933.

MLA (9th ed.) Citation

David, Manuel. Pampanga Directory. [publisher not identified], 1933.

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