APA-ийн эшлэл(7 дахь хэвлэлт)

Butler, J. H. (1980). Economic Geography: Spatial and environmen-tal aspects of economic activity. John Wiley.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Butler, Joseph H. Economic Geography: Spatial and Environmen-tal Aspects of Economic Activity. New York: John Wiley, 1980.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Butler, Joseph H. Economic Geography: Spatial and Environmen-tal Aspects of Economic Activity. John Wiley, 1980.