Cita APA (7th ed.)

Singh, U. (1998). Administrative system in India: (Vedic age to 1947). APH.

Cita Chicago (17th ed.)

Singh, U.B. Administrative System in India: (Vedic Age to 1947). New Delhi: APH, 1998.

Cita MLA (9th ed.)

Singh, U.B. Administrative System in India: (Vedic Age to 1947). APH, 1998.