APA (7th ed.) Citation

Vickery, A., & Vickery, B. (1987). Information science in theory and practice. Butterworths.

Chicago Style (17th ed.) Citation

Vickery, Alina, and Brian Vickery. Information Science in Theory and Practice. London: Butterworths, 1987.

MLA (9th ed.) Citation

Vickery, Alina, and Brian Vickery. Information Science in Theory and Practice. Butterworths, 1987.