APA Citatie

Sheffield, R. (1980). Floating drilling: :equipment and its use. Gulf publishing.

Chicago Style citaat

Sheffield, Riley. Floating Drilling: :equipment and Its Use. London: Gulf publishing, 1980.

MLA citatie

Sheffield, Riley. Floating Drilling: :equipment and Its Use. Gulf publishing, 1980.

Let op: Deze citaties zijn niet altijd 100% accuraat.