APA
Einstein A, Klein Martin J Tr, Pezibram K Ed, Planck M & Schroedinger E. (1967). Letters on wave mechanics. New York: Vision.
Chicago
Einstein A, Klein Martin J Tr, Pezibram K Ed, Planck M and Schroedinger E. 1967. Letters on wave mechanics. New York: Vision.
Harvard
Einstein A, Klein Martin J Tr, Pezibram K Ed, Planck M and Schroedinger E. (1967). Letters on wave mechanics. New York: Vision.
MLA
Einstein A, Klein Martin J Tr, Pezibram K Ed, Planck M and Schroedinger E. Letters on wave mechanics. New York: Vision. 1967.
