Cita APA (7th ed.)

Jeans, J. H. (1931). The mysterious universe (2a. ed.). Cambridge University.

Cita Chicago (17th ed.)

Jeans, James Hopwood. The Mysterious Universe. 2a. ed. Cambridge: Cambridge University, 1931.

Cita MLA (9th ed.)

Jeans, James Hopwood. The Mysterious Universe. 2a. ed. Cambridge University, 1931.