APA (7th ed.) Citation

Hopkins, D. S. (1983). The marketing plan. Elsevier Science.

Chicago Style (17th ed.) Citation

Hopkins, David S. The Marketing Plan. Amsterdam: Elsevier Science, 1983.

MLA (9th ed.) Citation

Hopkins, David S. The Marketing Plan. Elsevier Science, 1983.

Warning: These citations may not always be 100% accurate.