Παραπομπή APA

Al-Jajjoka, S. (2006). How to pass professional level psychometric tests (2nd ed.). Kogan Page.

Παραπομπή Chicago Style

Al-Jajjoka, Sam. How to Pass Professional Level Psychometric Tests. 2nd ed. New Delhi: Kogan Page, 2006.

Παραπομπή MLA

Al-Jajjoka, Sam. How to Pass Professional Level Psychometric Tests. 2nd ed. Kogan Page, 2006.