WILLIAMSON, H. F. (1970). Economic Development Principles And Patterns Harold F Williamson And John A. Buttrics. Prentice-Hall.
Čikaški stil citiranja (17. izdanje)WILLIAMSON, Harold F. Economic Development Principles And Patterns Harold F Williamson And John A. Buttrics. Prentice-Hall, 1970.
MLA način citiranja (8. izdanje)WILLIAMSON, Harold F. Economic Development Principles And Patterns Harold F Williamson And John A. Buttrics. Prentice-Hall, 1970.
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