APA (7e ed.) Bronvermelding
Sing, A. (1987). Modern Geotechnical Engineering (3rd ed.). CBC Publishers.
Chicago (17e ed.) Bronvermelding
Sing, Alam. Modern Geotechnical Engineering. 3rd ed. New Delhi: CBC Publishers, 1987.
MLA (9e ed.) Bronvermelding
Sing, Alam. Modern Geotechnical Engineering. 3rd ed. CBC Publishers, 1987.
Let op: Deze citaties zijn niet altijd 100% accuraat.