Παραπομπή APA

Hashem, H. R. (1964). Arab contract of employment: A comparative study. M. Nijhoff.

Παραπομπή Chicago Style

Hashem, Hisham R. Arab Contract of Employment: A Comparative Study. Netherlands: M. Nijhoff, 1964.

Παραπομπή MLA

Hashem, Hisham R. Arab Contract of Employment: A Comparative Study. M. Nijhoff, 1964.