APA-ийн эшлэл(7 дахь хэвлэлт)

Bloom, A. L. (1991). Geomorphology: A systematic analysis of late cenozoic landforms (2nd.ed.). Prentice Hall.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Bloom, Arthur L. Geomorphology: A Systematic Analysis of Late Cenozoic Landforms. 2nd.ed. Englewood Cliffs: Prentice Hall, 1991.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Bloom, Arthur L. Geomorphology: A Systematic Analysis of Late Cenozoic Landforms. 2nd.ed. Prentice Hall, 1991.