APA (7. basım) Alıntı

Development Bank of the Philippines, Tacloban. Regional Development Staff. (1971). An area survey of Leyte and Samar. [s.n.

Chicago Style (17. basım) Atıf

Development Bank of the Philippines, Tacloban. Regional Development Staff. An Area Survey of Leyte and Samar. Tacloban: [s.n, 1971.

MLA (9th ed.) Atıf

Development Bank of the Philippines, Tacloban. Regional Development Staff. An Area Survey of Leyte and Samar. [s.n, 1971.