Παραπομπή APA

Hardam Singh Azad. (1976). Industrial Wastewater Management Handbook. McGraw-Hill.

Παραπομπή Chicago Style

Hardam Singh Azad. Industrial Wastewater Management Handbook. New York: McGraw-Hill, 1976.

Παραπομπή MLA

Hardam Singh Azad. Industrial Wastewater Management Handbook. McGraw-Hill, 1976.