APA (7. basım) Alıntı

(1993). Blupages directory: Engineering & maintenance (3rd ed.). Blupages International, Inc.

Chicago Style (17. basım) Atıf

Blupages Directory: Engineering & Maintenance. 3rd ed. Quezon City: Blupages International, Inc, 1993.

MLA (9th ed.) Atıf

Blupages Directory: Engineering & Maintenance. 3rd ed. Blupages International, Inc, 1993.