Cita APA

Gratton, L., & Gratton, L. (1970). Non-solar X-and gamma-ray astronomy: Symposium n. 37, held in Rome, Italy, may 8-10, 1969. Dordrecht, Holanda: D. Reidel.

Citación estilo Chicago

Gratton, Livio, y Livio Gratton. Non-solar X-and Gamma-ray Astronomy: Symposium N. 37, Held in Rome, Italy, May 8-10, 1969. Dordrecht, Holanda: D. Reidel, 1970.

Cita MLA

Gratton, Livio, y Livio Gratton. Non-solar X-and Gamma-ray Astronomy: Symposium N. 37, Held in Rome, Italy, May 8-10, 1969. Dordrecht, Holanda: D. Reidel, 1970.