APA (7th ed.) Citation

Sparke, L. S., & Gallagher, J. S. (2007). Galaxies in the universe: An introduction (reprint.). Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

Sparke, Linda Siobhan, and John S. Gallagher. Galaxies in the Universe: An Introduction. reprint. Cambridge [u.a.]: Cambridge Univ. Press, 2007.

MLA (9th ed.) Citation

Sparke, Linda Siobhan, and John S. Gallagher. Galaxies in the Universe: An Introduction. reprint. Cambridge Univ. Press, 2007.