APA (7th ed.) Citation

Line, M. B., Mackenzie, G., & Prytherch, R. J. (1991). Librarianship and information work worldwide, 1991: An annual survey. Bowker-Saur.

Chicago Style (17th ed.) Citation

Line, Maurice Bernard, Graham Mackenzie, and Raymond John Prytherch. Librarianship and Information Work Worldwide, 1991: An Annual Survey. London: Bowker-Saur, 1991.

MLA (9th ed.) Citation

Line, Maurice Bernard, et al. Librarianship and Information Work Worldwide, 1991: An Annual Survey. Bowker-Saur, 1991.