Narlikar, J. V. (1998). Elements of cosmology. Univ. Pr..
Cita Chicago (17th ed.)Narlikar, Jayant V. Elements of Cosmology. Hyderabad: Univ. Pr., 1998.
Cita MLA (9th ed.)Narlikar, Jayant V. Elements of Cosmology. Univ. Pr., 1998.
Atenció: Aquestes cites poden no estar 100% correctes.