(1994). Mcgraw-hill Electronic Testing Handbook: Procedures And Techniques / John D. Lenk. McGraw-Hill.
Čikaški stil citiranja (17. izdanje)Mcgraw-hill Electronic Testing Handbook: Procedures And Techniques / John D. Lenk. McGraw-Hill, 1994.
MLA način citiranja (8. izdanje)Mcgraw-hill Electronic Testing Handbook: Procedures And Techniques / John D. Lenk. McGraw-Hill, 1994.
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