APA Citatie

Astronomy, F., & Kröger, P. (2017). Fundamental Astronomy. Springer.

Chicago Style citaat

Astronomy, Fundamental, en Pekka Kröger. Fundamental Astronomy. Springer, 2017.

MLA citatie

Astronomy, Fundamental, en Pekka Kröger. Fundamental Astronomy. Springer, 2017.