APA (7th ed.) Citation

Manahan, G. V. (1987). Environmental considerations in the design of energy efficient low-cost housing. Philippine Engineering Journal.

Chicago Style (17th ed.) Citation

Manahan, Geronimo V. "Environmental Considerations in the Design of Energy Efficient Low-cost Housing." Philippine Engineering Journal 1987.

MLA (9th ed.) Citation

Manahan, Geronimo V. "Environmental Considerations in the Design of Energy Efficient Low-cost Housing." Philippine Engineering Journal, 1987.

Warning: These citations may not always be 100% accurate.