APA (7. basım) Alıntı

Philippines (Commonwealth) Bureau of Mines & Philippines (Republic). Bureau of Mines. Information circular. no. 1-. [s.n.

Chicago Style (17. basım) Atıf

Philippines (Commonwealth) Bureau of Mines ve Philippines (Republic). Bureau of Mines. Information Circular. No. 1-. Manila: [s.n.

MLA (9th ed.) Atıf

Philippines (Commonwealth) Bureau of Mines ve Philippines (Republic). Bureau of Mines. Information Circular. No. 1-. [s.n.