(1986). EPA project officers' handbook.
Chicago Style (17th ed.) CitationEPA Project Officers' Handbook. 1986.
MLA引文EPA Project Officers' Handbook. 1986.
警告:這些引文格式不一定是100%准確.
(1986). EPA project officers' handbook.
Chicago Style (17th ed.) CitationEPA Project Officers' Handbook. 1986.
MLA引文EPA Project Officers' Handbook. 1986.