APA (7th ed.) Citation

Lee, J. S. O. (1999). Ventilation requirements in civil defence shelters.

Chicago Style (17th ed.) Citation

Lee, Julian Sin Oon. Ventilation Requirements in Civil Defence Shelters. 1999.

MLA (8th ed.) Citation

Lee, Julian Sin Oon. Ventilation Requirements in Civil Defence Shelters. 1999.

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