Dyfyniad APA

Mantell, L. H., & Francis P. Sing. (1972). Economics for buisness decision. McGraw-Hill.

Dyfyniad Arddull Chicago

Mantell, Leroy H., and Francis P. Sing. Economics for Buisness Decision. New York: McGraw-Hill, 1972.

Dyfyniad MLA

Mantell, Leroy H., and Francis P. Sing. Economics for Buisness Decision. McGraw-Hill, 1972.

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