APA引文

Chromey, F. R. (2016). To measure the sky: An introduction to observational astronomy (2a. ed.). Cambridge University Press.

Chicago Style (17th ed.) Citation

Chromey, Frederick R. To Measure the Sky: An Introduction to Observational Astronomy. 2a. ed. Princeton: Cambridge University Press, 2016.

MLA引文

Chromey, Frederick R. To Measure the Sky: An Introduction to Observational Astronomy. 2a. ed. Cambridge University Press, 2016.