APA ציטוט

Bittel, L. R. (1978). Encyclopaedia of professional management. Grolier.

Chicago Edition Citation

Bittel, Lester Robert. Encyclopaedia of Professional Management. Connecticut: Grolier, 1978.

ציטוט MLA

Bittel, Lester Robert. Encyclopaedia of Professional Management. Grolier, 1978.