Cita APA (7th ed.)

Niemann, B. J., McLaughlin, J. D., & Dahlberg, R. E. (1989). Developments in land information management. Institute for Land Information.

Cita Chicago (17th ed.)

Niemann, Bernard J., John D. McLaughlin, i R. E. Dahlberg. Developments in Land Information Management. Washington, D.C.: Institute for Land Information, 1989.

Cita MLA (8th ed.)

Niemann, Bernard J., et al. Developments in Land Information Management. Institute for Land Information, 1989.