APA (7. basım) Alıntı

Walker, G. (1987). Astronomical observations: An optical perspective. Cambridge University Press.

Chicago Style (17. basım) Atıf

Walker, G. Astronomical Observations: An Optical Perspective. Cambridge: Cambridge University Press, 1987.

MLA (9th ed.) Atıf

Walker, G. Astronomical Observations: An Optical Perspective. Cambridge University Press, 1987.