Lua APA (7ú heag.)

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

Lua i Stíl Chicago (17ú heag.)

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

Lua MLA (9ú heag.)

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

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