APA (7th ed.) Zitazioa
Ryan, J., & Ryan, R. (1997). Preparing for career success. West Pub. Company.
Chicago Style (17th ed.) Zitazioa
Ryan, Jerry, eta Roberta Ryan. Preparing for Career Success. Minneapolis/St. Paul: West Pub. Company, 1997.
MLA (9th ed.) Zitazioa
Ryan, Jerry, eta Roberta Ryan. Preparing for Career Success. West Pub. Company, 1997.
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