Παραπομπή APA

Bittel, L. R. (1981). Management by exception. Tata Mcgraw hill publishing company Ltd.

Παραπομπή Chicago Style

Bittel, L R. Management by Exception. New Delhi: Tata Mcgraw hill publishing company Ltd, 1981.

Παραπομπή MLA

Bittel, L R. Management by Exception. Tata Mcgraw hill publishing company Ltd, 1981.