APA (7e ed.) Bronvermelding
Asay, S. F. (2015). Backflow prevention and cross-connection control: Recommended practices (Fourth edition.). American Water Works Association.
Chicago (17e ed.) Bronvermelding
Asay, Stuart F. Backflow Prevention and Cross-connection Control: Recommended Practices. Fourth edition. Denver, Colorado: American Water Works Association, 2015.
MLA (9e ed.) Bronvermelding
Asay, Stuart F. Backflow Prevention and Cross-connection Control: Recommended Practices. Fourth edition. American Water Works Association, 2015.
Let op: Deze citaties zijn niet altijd 100% accuraat.