Elementary quantum mechanics.
APA Citation
Gurney, R. W. (Ronald Wilfrid). (1940). Elementary quantum mechanics. [2d ed.] Cambridge: Univ. Press.
MLA Citation
Gurney, Ronald W. (Ronald Wilfrid). Elementary Quantum Mechanics. [2d ed.] Cambridge: Univ. Press, 1940.
Warning: These citations may not always be complete (especially for serials).