Παραπομπή APA

Hayward, G., & Lethbridge, D. (1975). European case studies in business policy: A workbook. Harper & Row.

Παραπομπή Chicago Style

Hayward, George, και David Lethbridge. European Case Studies in Business Policy: A Workbook. London: Harper & Row, 1975.

Παραπομπή MLA

Hayward, George, και David Lethbridge. European Case Studies in Business Policy: A Workbook. Harper & Row, 1975.