APA (7th ed.) Citation

Léna, P., Lebrun, F., & Mignard, F. (1998). Observational Astrophysics. Springer Berlin Heidelberg.

Chicago Style (17th ed.) Citation

Léna, Pierre, François Lebrun, and F. Mignard. Observational Astrophysics. Berlin, Heidelberg: Springer Berlin Heidelberg, 1998.

MLA (9th ed.) Citation

Léna, Pierre, et al. Observational Astrophysics. Springer Berlin Heidelberg, 1998.