ARMSTRONG MICHAEL. (2000). EMPLOYEE REWARD. UNIVERSITY PRESS.
Chicago Style aipamenaARMSTRONG MICHAEL. EMPLOYEE REWARD. HYDERABAD: UNIVERSITY PRESS, 2000.
MLA aipamenaARMSTRONG MICHAEL. EMPLOYEE REWARD. UNIVERSITY PRESS, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.