Cita APA

Spurr, S. H., & Spurr, S. H. (1960). Photogrammetry and photo-interpretation (2. edition.). Nueva York: Ronald Press.

Citación estilo Chicago

Spurr, Stephen Hopkins, y Stephen Hopkins Spurr. Photogrammetry and Photo-interpretation. 2. edition. Nueva York: Ronald Press, 1960.

Cita MLA

Spurr, Stephen Hopkins, y Stephen Hopkins Spurr. Photogrammetry and Photo-interpretation. 2. edition. Nueva York: Ronald Press, 1960.