APA (7e ed.) Bronvermelding
ebrary, Inc, & Williams, A. R. (2010). Federal energy management and government efficiency goals. Nova Science Publishers, Inc..
Chicago (17e ed.) Bronvermelding
ebrary, Inc, en Amelia R. Williams. Federal Energy Management and Government Efficiency Goals. New York: Nova Science Publishers, Inc., 2010.
MLA (9e ed.) Bronvermelding
ebrary, Inc, en Amelia R. Williams. Federal Energy Management and Government Efficiency Goals. Nova Science Publishers, Inc., 2010.
Let op: Deze citaties zijn niet altijd 100% accuraat.