Witte, A. (1993). Product Placement als Kommunikations-Alternative.
Chicago Style (17th ed.) CitationWitte, Axel. Product Placement Als Kommunikations-Alternative. 1993.
MLA (9th ed.) CitationWitte, Axel. Product Placement Als Kommunikations-Alternative. 1993.
Warning: These citations may not always be 100% accurate.