APA (7 ম সংস্করণ) উদ্ধৃতি

Gallego, P. C. (1972). Economic feasibility study for a proposed improvement of a municipal waterworks system.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Gallego, Praxido C. Economic Feasibility Study for a Proposed Improvement of a Municipal Waterworks System. Quezon City, 1972.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Gallego, Praxido C. Economic Feasibility Study for a Proposed Improvement of a Municipal Waterworks System. 1972.