(1991). Guideline for Drinking Water Quality. CBS Publishers and Distribution.
Chicagoスタイル(17版)引用形式Guideline for Drinking Water Quality. New Delhi: CBS Publishers and Distribution, 1991.
MLA(9版)引用形式Guideline for Drinking Water Quality. CBS Publishers and Distribution, 1991.
警告: この引用は必ずしも正確ではありません.