文放怀. (2006). 新编ISO14001环境体系文件大全: Compilation of the new ISO14004 environmental system. 广东经济出版社.
Chicago (17e ed.) Bronvermelding文放怀. 新编ISO14001环境体系文件大全: Compilation of the New ISO14004 Environmental System. 广东经济出版社, 2006.
MLA (8e ed.) Bronvermelding文放怀. 新编ISO14001环境体系文件大全: Compilation of the New ISO14004 Environmental System. 广东经济出版社, 2006.
Let op: Deze citaties zijn niet altijd 100% accuraat.