张建军 & 孙若修. (2018). 北京典型小流域水土保持综合治理效益评价: Benifit evaluation of comprehensive management of soil and water conservation in typical small watersheds of Beijing. 中国林业出版社.
Chicago (17e ed.) Bronvermelding张建军 en 孙若修. 北京典型小流域水土保持综合治理效益评价: Benifit Evaluation of Comprehensive Management of Soil and Water Conservation in Typical Small Watersheds of Beijing. 中国林业出版社, 2018.
MLA (8e ed.) Bronvermelding张建军 en 孙若修. 北京典型小流域水土保持综合治理效益评价: Benifit Evaluation of Comprehensive Management of Soil and Water Conservation in Typical Small Watersheds of Beijing. 中国林业出版社, 2018.
Let op: Deze citaties zijn niet altijd 100% accuraat.