APA (7th ed.) Citation

Luther, W. M. (1982). The marketing plan, how to prepare & implement it. AMACOM, American Management Associations.

Chicago Style (17th ed.) Citation

Luther, William M. The Marketing Plan, How to Prepare & Implement It. New York, N.Y: AMACOM, American Management Associations, 1982.

MLA (9th ed.) Citation

Luther, William M. The Marketing Plan, How to Prepare & Implement It. AMACOM, American Management Associations, 1982.