Tohutoro APA (7th ed.)

Welch, P. S. (2009). Limnological methods. Narendra Pub..

Tohutoru Kātū Chicago (17th ed.)

Welch, Paul S. Limnological Methods. Delhi: Narendra Pub., 2009.

Tohutoro MLA (9th ed.)

Welch, Paul S. Limnological Methods. Narendra Pub., 2009.