APA-viite (7. p.)

Philippine Coconut Administration. Improved dryer (2,000-nut capacity) for good copra. [s.n.].

Chicago-viite (17. p.)

Philippine Coconut Administration. Improved Dryer (2,000-nut Capacity) for Good Copra. Quezon City: [s.n.].

MLA-viite (9. p.)

Philippine Coconut Administration. Improved Dryer (2,000-nut Capacity) for Good Copra. [s.n.].

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.