LEWIS RALPH G. (1998). TOTAL QUALITY IN HIGHER EDUCATION. VANITY BOOKS INTERNATIONAL.
Čikaški stil citiranja (17. izdanje)LEWIS RALPH G. TOTAL QUALITY IN HIGHER EDUCATION. NEW DELHI: VANITY BOOKS INTERNATIONAL, 1998.
MLA način citiranja (9. izdanje)LEWIS RALPH G. TOTAL QUALITY IN HIGHER EDUCATION. VANITY BOOKS INTERNATIONAL, 1998.
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