APA

(1993). Method of Sampling and Test (Physical and Chemical) for Water and Wastewater. : .

Chicago

1993. Method of Sampling and Test (Physical and Chemical) for Water and Wastewater. : .

Harvard

(1993). Method of Sampling and Test (Physical and Chemical) for Water and Wastewater. : .

MLA

Method of Sampling and Test (Physical and Chemical) for Water and Wastewater. : . 1993.