APA Citatie

Messel, H., & Butler, S. (1964). An introduction to modern physics. Macmillan & co. ltd.

Chicago Style citaat

Messel, H., en S.T Butler. An Introduction to Modern Physics. London: Macmillan & co. ltd, 1964.

MLA citatie

Messel, H., en S.T Butler. An Introduction to Modern Physics. Macmillan & co. ltd, 1964.