Παραπομπή σε μορφή APA (7η εκδ.)

Wootz, B. (1975). Studies in industrial purchasing with special reference to variations in external communication. [Uppsala University] ; Almqvist & Wiksell international (distr.).

Παραπομπή σε μορφή Chicago (17η εκδ.)

Wootz, Björn. Studies in Industrial Purchasing with Special Reference to Variations in External Communication. Uppsala : Stockholm: [Uppsala University] ; Almqvist & Wiksell international (distr.), 1975.

Παραπομπή σε μορφή MLA (8th εκδ.)

Wootz, Björn. Studies in Industrial Purchasing with Special Reference to Variations in External Communication. [Uppsala University] ; Almqvist & Wiksell international (distr.), 1975.