SETHI SUBHASH C. (2003). TWENTY FIVE MINUTES TO ENHANCE YOUR MOTIVATION. INDIANA BOOKS.
Chicago Style (17. basım) AtıfSETHI SUBHASH C. TWENTY FIVE MINUTES TO ENHANCE YOUR MOTIVATION. NEW DELHI: INDIANA BOOKS, 2003.
MLA (9th ed.) AtıfSETHI SUBHASH C. TWENTY FIVE MINUTES TO ENHANCE YOUR MOTIVATION. INDIANA BOOKS, 2003.
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