Cita APA (7th ed.)
Punmia, B., Jain, A. K., & Jain, A. K. (1990). Surveying: Field astronomy, photogrammetric surveying, electromagnetic distance measurement (EDM) (9th enl. rev. ed.). Laxmi.
Cita Chicago (17th ed.)
Punmia, B.C, Ashok Kumar Jain, i Arun Kumar Jain. Surveying: Field Astronomy, Photogrammetric Surveying, Electromagnetic Distance Measurement (EDM). 9th enl. rev. ed. New Delhi: Laxmi, 1990.
Cita MLA (9th ed.)
Punmia, B.C, et al. Surveying: Field Astronomy, Photogrammetric Surveying, Electromagnetic Distance Measurement (EDM). 9th enl. rev. ed. Laxmi, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.