APA (7th ed.) Citation

(1979). American book trade directory: Retailers, wholesalers and publishers in the United States and Canada, dealers in foreign books (25. ed. 1979.). Bowker.

Chicago Style (17th ed.) Citation

American Book Trade Directory: Retailers, Wholesalers and Publishers in the United States and Canada, Dealers in Foreign Books. 25. ed. 1979. New York [u.a.]: Bowker, 1979.

MLA (9th ed.) Citation

American Book Trade Directory: Retailers, Wholesalers and Publishers in the United States and Canada, Dealers in Foreign Books. 25. ed. 1979. Bowker, 1979.