Cita APA (7a ed.)

Aggarwal, J. C., & Chowdhry, N. K. (1989). History for middle classes (4., rev. ed.). Chand.

Cita Chicago Style (17a ed.)

Aggarwal, J. C., y N. K. Chowdhry. History for Middle Classes. 4., rev. ed. New Delhi: Chand, 1989.

Cita MLA (9a ed.)

Aggarwal, J. C., y N. K. Chowdhry. History for Middle Classes. 4., rev. ed. Chand, 1989.