APA (7e ed.) Bronvermelding
ebrary, Inc, & Navarro, G. L. (2011). Marcellus Shale and shale gas: Facts and considerations. Nova Science Publishers.
Chicago (17e ed.) Bronvermelding
ebrary, Inc, en Gabriel L. Navarro. Marcellus Shale and Shale Gas: Facts and Considerations. Hauppauge, N.Y.: Nova Science Publishers, 2011.
MLA (9e ed.) Bronvermelding
ebrary, Inc, en Gabriel L. Navarro. Marcellus Shale and Shale Gas: Facts and Considerations. Nova Science Publishers, 2011.
Let op: Deze citaties zijn niet altijd 100% accuraat.