Παραπομπή APA

Hicks, H. G., & Gullet, R. C. Modern business management: A systems and environmental approach.

Παραπομπή Chicago Style

Hicks, Herbert G., και Ray C. Gullet. Modern Business Management: A Systems and Environmental Approach.

Παραπομπή MLA

Hicks, Herbert G., και Ray C. Gullet. Modern Business Management: A Systems and Environmental Approach.