Weitmann, J. (1991). Porsche story: 4th edition. Patrick Stephens Ltd..
Chicago Style (17th ed.) CitationWeitmann, Julius. Porsche Story: 4th Edition. U.K: Patrick Stephens Ltd., 1991.
MLA (9th ed.) CitationWeitmann, Julius. Porsche Story: 4th Edition. Patrick Stephens Ltd., 1991.
Warning: These citations may not always be 100% accurate.