Bowker-Saur & Langridge, D. W. (1989). Subject analysis: Principles and procedures. Bowker-Saur.
Chicago Style (17th ed.) CitationBowker-Saur and Derec Wilton Langridge. Subject Analysis: Principles and Procedures. London: Bowker-Saur, 1989.
MLA (8th ed.) CitationBowker-Saur and Derec Wilton Langridge. Subject Analysis: Principles and Procedures. Bowker-Saur, 1989.
Warning: These citations may not always be 100% accurate.