Gaya APA

Greenberg, M, J. (2022). EUCLIDEAN AND NON-EUCLIDEAN GEOMETRIES (cet 6). New York: W.H Freeman and Company.

Gaya MLA

Greenberg, Marvin, Jay. "EUCLIDEAN AND NON-EUCLIDEAN GEOMETRIES". cet 6 New York: W.H Freeman and Company, 2022. Text.