APA-referens (7:e uppl.)

Agpalo, R. E. (2009). Statutory construction (6th ed.). Rex Book Store.

Chicago-referens (17:e uppl.)

Agpalo, Ruben E. Statutory Construction. 6th ed. Manila: Rex Book Store, 2009.

MLA-referens (8:e uppl.)

Agpalo, Ruben E. Statutory Construction. 6th ed. Rex Book Store, 2009.