APA (7e ed.) Bronvermelding
Agor, R. (2014). Civil engineering: Conventional and objective with multiple choice questions and answers (29th ed.). Khanna Publishers.
Chicago (17e ed.) Bronvermelding
Agor, R. Civil Engineering: Conventional and Objective with Multiple Choice Questions and Answers. 29th ed. New Delhi: Khanna Publishers, 2014.
MLA (9e ed.) Bronvermelding
Agor, R. Civil Engineering: Conventional and Objective with Multiple Choice Questions and Answers. 29th ed. Khanna Publishers, 2014.
Let op: Deze citaties zijn niet altijd 100% accuraat.