Gupta, P. L. (1969). Coins. National Book Trust.
Citación estilo ChicagoGupta, Parmeshwari Lal. Coins. New Delhi: National Book Trust, 1969.
Cita MLAGupta, Parmeshwari Lal. Coins. National Book Trust, 1969.
Warning: These citations may not always be 100% accurate.