Cita APA (7a ed.)

Colomb, F. R., & Testori, J. C. (1987). Observations of SN 1987A in the continuum at 1420 MHz.

Cita Chicago Style (17a ed.)

Colomb, Fernando Raúl, y Juan Carlos Testori. Observations of SN 1987A in the Continuum at 1420 MHz. 1987.

Cita MLA (8a ed.)

Colomb, Fernando Raúl, y Juan Carlos Testori. Observations of SN 1987A in the Continuum at 1420 MHz. 1987.