APA (7th ed.) Citation

Kwok, S. (2007). The origin and evolution of planetary nebulae (digitally print. version.). Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

Kwok, Sun. The Origin and Evolution of Planetary Nebulae. digitally print. version. Cambridge [u.a.]: Cambridge Univ. Press, 2007.

MLA (9th ed.) Citation

Kwok, Sun. The Origin and Evolution of Planetary Nebulae. digitally print. version. Cambridge Univ. Press, 2007.

Warning: These citations may not always be 100% accurate.