APA Edition Citation

Emsley, H. H. (1952). Visual optics / by H.H. Emsley (5th ed.). Butterworths.

Chicago Edition Citation

Emsley, H. H. Visual Optics / by H.H. Emsley. 5th ed. Butterworths, 1952.

MLA Edition Citation

Emsley, H. H. Visual Optics / by H.H. Emsley. 5th ed. Butterworths, 1952.

Warning: These citations may not always be 100% accurate.