APA (7th ed.) Citation

Armstrong, C. J., & Large, J. A. (1987). OST--Online Search Tutor (Software Section).

Chicago Style (17th ed.) Citation

Armstrong, C. J., and J. A. Large. OST--Online Search Tutor (Software Section). 1987.

MLA (9th ed.) Citation

Armstrong, C. J., and J. A. Large. OST--Online Search Tutor (Software Section). 1987.

Warning: These citations may not always be 100% accurate.