APA (7th ed.) Citation

Boericke, W. F., & Lim, N. N. (1939). Placer operations of North Mindanao Mining Co., Surigao, Mindanao. Bureau of Print.

Chicago Style (17th ed.) Citation

Boericke, William Fay, and Nestorio N. Lim. Placer Operations of North Mindanao Mining Co., Surigao, Mindanao. Manila: Bureau of Print, 1939.

MLA (9th ed.) Citation

Boericke, William Fay, and Nestorio N. Lim. Placer Operations of North Mindanao Mining Co., Surigao, Mindanao. Bureau of Print, 1939.

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