APA ציטוט

Thorn, R. B. (1959). Design of land drainage. Butterworths scientific publications.

Chicago Edition Citation

Thorn, Roland Berkaley. Design of Land Drainage. London: Butterworths scientific publications, 1959.

ציטוט MLA

Thorn, Roland Berkaley. Design of Land Drainage. Butterworths scientific publications, 1959.