APA সাইটেশন

Rees, M., & Ruffini, R. W. (1975). Black holes, gravitational waves and cosmology: An introduction to current research. Gordon.

শিকাগো স্টাইলে সাইটেশন

Rees, Martin, এবং Remo Wheeler Ruffini. Black Holes, Gravitational Waves and Cosmology: An Introduction to Current Research. New York: Gordon, 1975.

এমএলএ সাইটেশন

Rees, Martin, এবং Remo Wheeler Ruffini. Black Holes, Gravitational Waves and Cosmology: An Introduction to Current Research. Gordon, 1975.