APA (7th ed.) Citation

Smith, W. D. P. 1., Faustino, L. A., & Schenck, H. G. (1925). Geology and mineral resources of the Philippine Islands. Bureau of Print.

Chicago Style (17th ed.) Citation

Smith, Warren Du Pre 1880, Leopoldo A. Faustino, and Hubert G. Schenck. Geology and Mineral Resources of the Philippine Islands. Manila: Bureau of Print, 1925.

MLA (9th ed.) Citation

Smith, Warren Du Pre 1880, et al. Geology and Mineral Resources of the Philippine Islands. Bureau of Print, 1925.