Tohutoro APA (7th ed.)

Walas, S. M. (1988). Chemical process equipment. Butterworths.

Tohutoru Kātū Chicago (17th ed.)

Walas, Stanley M. Chemical Process Equipment. Boston: Butterworths, 1988.

Tohutoro MLA (9th ed.)

Walas, Stanley M. Chemical Process Equipment. Butterworths, 1988.