APA-referens (7:e uppl.)

Gregorio, A. L. (1971). Fundamentals of criminal law review (3rd ed.). Central Lawbook Pub. Co.

Chicago-referens (17:e uppl.)

Gregorio, Antonio L. Fundamentals of Criminal Law Review. 3rd ed. Quezon City: Central Lawbook Pub. Co, 1971.

MLA-referens (9:e uppl.)

Gregorio, Antonio L. Fundamentals of Criminal Law Review. 3rd ed. Central Lawbook Pub. Co, 1971.