Gaya APA

Barrett, J. (2009). Career, aptitude and selection test : match your IQ, personality and abilities to your ideal career (3rd edition). London: Kogan Page Limited.

Gaya MLA

Barrett, Jim. "Career, aptitude and selection test : match your IQ, personality and abilities to your ideal career". 3rd edition London: Kogan Page Limited, 2009. Electronic Resource.