Style de citation APA (7e éd.)
Giorgi, J. (2007). Math for water treatment operators: Practice problems to prepare for water treatment operator certification exams. American Water Works Association.
Style de citation Chicago (17e éd.)
Giorgi, John. Math for Water Treatment Operators: Practice Problems to Prepare for Water Treatment Operator Certification Exams. Denver, Colo.: American Water Works Association, 2007.
Style de citation MLA (9e éd.)
Giorgi, John. Math for Water Treatment Operators: Practice Problems to Prepare for Water Treatment Operator Certification Exams. American Water Works Association, 2007.
Attention : ces citations peuvent ne pas être correctes à 100%.