Gaya APA

Maxwell, John C.. (2011). How Successful People Think Workbook . New York: Center Street.

Gaya Chicago

Maxwell, John C.. How Successful People Think Workbook. New York: Center Street, 2011. Text.

Gaya MLA

Maxwell, John C.. How Successful People Think Workbook. New York: Center Street, 2011. Text.

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Maxwell, John C.. How Successful People Think Workbook. New York: Center Street, 2011. Print.