A treatise on light,
by R.A. Houstoun.
APA Citation
Houstoun, R. Alexander. (1946). A treatise on light. London: Longmans, Green.
MLA Citation
Houstoun, Robert Alexander, 1883-. A Treatise On Light. London: Longmans, Green, 1946.
Warning: These citations may not always be complete (especially for serials).