APA-čujuhus (7. p.)
Carnegie, D., & Cole, B. (2011). How to win friends and influence people in the digital age. Simon & Schuster.
Chicago-čujuhus (17. p.)
Carnegie, Dale, juo Brent Cole. How to Win Friends and Influence People in the Digital Age. London: Simon & Schuster, 2011.
MLA-čujuhus (9. p.)
Carnegie, Dale, juo Brent Cole. How to Win Friends and Influence People in the Digital Age. Simon & Schuster, 2011.
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