Wootz, B. (1975). Studies in industrial purchasing with special reference to variations in external communication. [Uppsala University] ; Almqvist & Wiksell international (distr.).
Chicago-referens (17:e uppl.)Wootz, Björn. Studies in Industrial Purchasing with Special Reference to Variations in External Communication. Uppsala : Stockholm: [Uppsala University] ; Almqvist & Wiksell international (distr.), 1975.
MLA-referens (8:e uppl.)Wootz, Björn. Studies in Industrial Purchasing with Special Reference to Variations in External Communication. [Uppsala University] ; Almqvist & Wiksell international (distr.), 1975.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.