APA (7th ed.) Citation

Heck, A., & Murtagh, F. (1993). Intelligent information retrieval: The case of astronomy and related space sciences. Kluwer Academic Publishers.

Chicago Style (17th ed.) Citation

Heck, A., and Fionn Murtagh. Intelligent Information Retrieval: The Case of Astronomy and Related Space Sciences. Dordrecht ; Boston: Kluwer Academic Publishers, 1993.

MLA (9th ed.) Citation

Heck, A., and Fionn Murtagh. Intelligent Information Retrieval: The Case of Astronomy and Related Space Sciences. Kluwer Academic Publishers, 1993.