Barret, J. (1998). Career,aptitude and selection tests: Match your IQ,personality & abilities to your ideal career. Kogan Page.
Lua i Stíl Chicago (17ú heag.)Barret, Jim. Career,aptitude and Selection Tests: Match Your IQ,personality & Abilities to Your Ideal Career. London: Kogan Page, 1998.
Lua MLA (8ú heag.)Barret, Jim. Career,aptitude and Selection Tests: Match Your IQ,personality & Abilities to Your Ideal Career. Kogan Page, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.