APA (7th ed.) Citation

Smith, W. D. (1924). Geology and mineral resources of the Philippine islands. Microcard Editions.

Chicago Style (17th ed.) Citation

Smith, Warren D. Geology and Mineral Resources of the Philippine Islands. Englewood, Colo: Microcard Editions, 1924.

MLA (9th ed.) Citation

Smith, Warren D. Geology and Mineral Resources of the Philippine Islands. Microcard Editions, 1924.

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