Gaya APA

Ferrett, S, K, F, S, K. (2006). Peak performance : success in college and beyond.-- (Ed. 2.--). America: McGraw-Hill.

Gaya MLA

Ferrett, Sharon, K., Ferrett,, Sharon, K.. "Peak performance : success in college and beyond.--". Ed. 2.-- America: McGraw-Hill, 2006. Buku.