APA-ийн эшлэл(7 дахь хэвлэлт)

Cunningham, W. P., & Saigo, B. W. (1995). Environmental science: A global concern (3rd ed.). Wm. C. Brown Publishers.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Cunningham, Willim P., ба Barabra Woodworth Saigo. Environmental Science: A Global Concern. 3rd ed. Boston: Wm. C. Brown Publishers, 1995.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Cunningham, Willim P., ба Barabra Woodworth Saigo. Environmental Science: A Global Concern. 3rd ed. Wm. C. Brown Publishers, 1995.