APA
(1957). Proceedings of the fourth international conference on soil mechanics and foundation engineering. Butterworths scientific publications: London.
Chicago
1957. Proceedings of the fourth international conference on soil mechanics and foundation engineering. Butterworths scientific publications: London.
Harvard
(1957). Proceedings of the fourth international conference on soil mechanics and foundation engineering. Butterworths scientific publications: London.
MLA
Proceedings of the fourth international conference on soil mechanics and foundation engineering. Butterworths scientific publications: London. 1957.