ebrary, Inc, & American Water Works Association. (2002). Simplified procedures for water examination (5th ed.). American Water Works Association.
Chicago Style (17th ed.) Citationebrary, Inc, and American Water Works Association. Simplified Procedures for Water Examination. 5th ed. Denver, CO: American Water Works Association, 2002.
MLA引文ebrary, Inc, and American Water Works Association. Simplified Procedures for Water Examination. 5th ed. American Water Works Association, 2002.
警告:這些引文格式不一定是100%准確.