Sharp, H. (1968). Modern retailing techniques (2nd.). Macdonald & Evans.
Chicago Style aipamenaSharp, Henry. Modern Retailing Techniques. 2nd. Lonodn: Macdonald & Evans, 1968.
MLA aipamenaSharp, Henry. Modern Retailing Techniques. 2nd. Macdonald & Evans, 1968.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.