APA (7th ed.) Citation

Aangeenbrug, R. T., Schultz, K., & Hafen, M. (1992). A bibliographic analysis of statewide geographic information systems, 1970-1990. Council of Planning Librarians.

Chicago Style (17th ed.) Citation

Aangeenbrug, Robert T., Karen Schultz, and Mark Hafen. A Bibliographic Analysis of Statewide Geographic Information Systems, 1970-1990. Chicago, Ill.: Council of Planning Librarians, 1992.

MLA (8th ed.) Citation

Aangeenbrug, Robert T., et al. A Bibliographic Analysis of Statewide Geographic Information Systems, 1970-1990. Council of Planning Librarians, 1992.