APA-viite (7. p.)

Ungos, P. D. J. (1998). Labor code of the Philippines annotated. Rex Book Store.

Chicago-viite (17. p.)

Ungos, Paulino D. Jr. Labor Code of the Philippines Annotated. Manila: Rex Book Store, 1998.

MLA-viite (9. p.)

Ungos, Paulino D. Jr. Labor Code of the Philippines Annotated. Rex Book Store, 1998.