Dyfyniad APA

TICHY N.M. (1993). CONTROL YOUR DESTINY OR SOMEONE ELSE WILL. HARPER BUSINESS.

Dyfyniad Arddull Chicago

TICHY N.M. CONTROL YOUR DESTINY OR SOMEONE ELSE WILL. NEW YORK: HARPER BUSINESS, 1993.

Dyfyniad MLA

TICHY N.M. CONTROL YOUR DESTINY OR SOMEONE ELSE WILL. HARPER BUSINESS, 1993.

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