Παραπομπή APA

Franson, M. A. H. (1992). Standard methods: For the examination of water and waste water (18.).

Παραπομπή Chicago Style

Franson, Mary Ann H. Standard Methods: For the Examination of Water and Waste Water. 18. American Public Health Association, 1992.

Παραπομπή MLA

Franson, Mary Ann H. Standard Methods: For the Examination of Water and Waste Water. 18. 1992.