Cita APA

kumaravelu, S., & Susheela Kumaravelu. (1990). Astronomy: For degree classes. S kumaravelu.

Chicago Edition Citation

kumaravelu, S., i Susheela Kumaravelu. Astronomy: For Degree Classes. Nagarcovil: S kumaravelu, 1990.

Cita MLA

kumaravelu, S., i Susheela Kumaravelu. Astronomy: For Degree Classes. S kumaravelu, 1990.

Atenció: Aquestes cites poden no estar 100% correctes.