Cita APA (7a ed.)
Punmia, B. C., Jain, A. K., & Jain, A. K. (1990). Surveying (9th rev. ed.). Laxmi.
Cita Chicago Style (17a ed.)
Punmia, B. C., Ashok Kumar Jain, y Arun Kumar Jain. Surveying. 9th rev. ed. New Delhi: Laxmi, 1990.
Cita MLA (9a ed.)
Punmia, B. C., et al. Surveying. 9th rev. ed. Laxmi, 1990.
Precaución: Estas citas no son 100% exactas.