Liddle, A. (2003). An introduction to modern cosmology. Great Britain: Wiley.
Trích dẫn kiểu ChicagoLiddle, Andrew. An Introduction to Modern Cosmology. Great Britain: Wiley, 2003.
MLA引文Liddle, Andrew. An Introduction to Modern Cosmology. Great Britain: Wiley, 2003.
警告：這些引文格式不一定是100％准確.