Gaya APA

Ferrett, S, K. (2006). Peak performance : success in college and beyond / Sharon K. Ferrett (ed. 5). New York: McGraw-Hill.

Gaya MLA

Ferrett, Sharon, K.. "Peak performance : success in college and beyond / Sharon K. Ferrett". ed. 5 New York: McGraw-Hill, 2006. Buku.