APA ציטוט
Giorgi, J. (2007). Math for water treatment operators: Practice problems to prepare for water treatment operator certification exams. American Water Works Association.
Chicago Style (17th ed.) Citation
Giorgi, John. Math for Water Treatment Operators: Practice Problems to Prepare for Water Treatment Operator Certification Exams. Denver, Colo.: American Water Works Association, 2007.
ציטוט MLA
Giorgi, John. Math for Water Treatment Operators: Practice Problems to Prepare for Water Treatment Operator Certification Exams. American Water Works Association, 2007.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.