Stokes, W. L., & Judson, S. (1968). Introduction to geology, physical and historical. Prentice-Hall.
Čikaški stil citiranja (17. izdanje)Stokes, William Lee, i Sheldon Judson. Introduction to Geology, Physical and Historical. Englewood Cliffs, N.J: Prentice-Hall, 1968.
MLA način citiranja (9. izdanje)Stokes, William Lee, i Sheldon Judson. Introduction to Geology, Physical and Historical. Prentice-Hall, 1968.
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