Cita APA (7th ed.)

Gupta, B. D. (2004). Topology. Pragati Prakashan.

Cita Chicago (17th ed.)

Gupta, B. D. Topology. Meerut: Pragati Prakashan, 2004.

Cita MLA (9th ed.)

Gupta, B. D. Topology. Pragati Prakashan, 2004.