Παραπομπή APA

Dobler, D. W., & Burton, D. M. Purchasing and supplying of Management (VI.).

Παραπομπή Chicago Style

Dobler, Donald W., και David M. Burton. Purchasing and Supplying of Management. VI. :.

Παραπομπή MLA

Dobler, Donald W., και David M. Burton. Purchasing and Supplying of Management. VI.