(1993). Blupages directory: Engineering & maintenance (3rd ed.). Blupages International, Inc.
Chicago Style (17th ed.) CitationBlupages Directory: Engineering & Maintenance. 3rd ed. Quezon City: Blupages International, Inc, 1993.
MLA (9th ed.) CitationBlupages Directory: Engineering & Maintenance. 3rd ed. Blupages International, Inc, 1993.
Warning: These citations may not always be 100% accurate.