APA (7th ed.) Citation

Al Hammadi, A. S. (2009). Variation Order (Change Order) in Oil & Gas Projects.

Chicago Style (17th ed.) Citation

Al Hammadi, Ahmed Salem. Variation Order (Change Order) in Oil & Gas Projects. 2009.

MLA (9th ed.) Citation

Al Hammadi, Ahmed Salem. Variation Order (Change Order) in Oil & Gas Projects. 2009.

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