David A. Williams, S. V. (2013). Observational Molecular Astronomy (1.). Cambridge University Press.
Chicago Style aipamenaDavid A. Williams, Serena Viti. Observational Molecular Astronomy. 1. Cambridge University Press, 2013.
MLA aipamenaDavid A. Williams, Serena Viti. Observational Molecular Astronomy. 1. Cambridge University Press, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.