APA (7th ed.) Citation

Lessing, R., & Welke, W. (1976). Marketing. Verl. Moderne Industrie.

Chicago Style (17th ed.) Citation

Lessing, Rainer, and Wolfgang Welke. Marketing. München: Verl. Moderne Industrie, 1976.

MLA (9th ed.) Citation

Lessing, Rainer, and Wolfgang Welke. Marketing. Verl. Moderne Industrie, 1976.

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