APA (7e ed.) Bronvermelding

Twort, A. C. (1972). Civil engineering: Supervision and management (2nd ed.). Edward Arnold.

Chicago (17e ed.) Bronvermelding

Twort, A. C. Civil Engineering: Supervision and Management. 2nd ed. London: Edward Arnold, 1972.

MLA (9e ed.) Bronvermelding

Twort, A. C. Civil Engineering: Supervision and Management. 2nd ed. Edward Arnold, 1972.

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