Gardner, P. S. (1996). Instructor's manual to accompany. New York: St. Martin Press.
Čikaški stil citiranjaGardner, Peter S. Instructor's Manual to Accompany. New York: St. Martin Press, 1996.
MLA način citiranjaGardner, Peter S. Instructor's Manual to Accompany. New York: St. Martin Press, 1996.
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