Cita APA (7a ed.)

Guptill, S., & Morrison, J. L. (1995). Elements of spatial date quality. Pergamon Press.

Cita Chicago Style (17a ed.)

Guptill, Stephen, y Joel L. Morrison. Elements of Spatial Date Quality. Oxford: Pergamon Press, 1995.

Cita MLA (9a ed.)

Guptill, Stephen, y Joel L. Morrison. Elements of Spatial Date Quality. Pergamon Press, 1995.