APA

Boumans P. W. J. M., . (1966). Theory of spectrochemical excitation. New York: Plenum Press.

Chicago

Boumans P W J M, . 1966. Theory of spectrochemical excitation. New York: Plenum Press.

Harvard

Boumans P. W. J. M., . (1966). Theory of spectrochemical excitation. New York: Plenum Press.

MLA

Boumans P W J M, . Theory of spectrochemical excitation. New York: Plenum Press. 1966.