APA Citation

Montgomery, D. M. I. (1992). The optical spacer – a simple device which extends the scope of indirect ophthalmoscopy.

Chicago Style Citation

Montgomery, Donald M I. The Optical Spacer – a Simple Device Which Extends the Scope of Indirect Ophthalmoscopy. 1992.

MLA Citation

Montgomery, Donald M I. The Optical Spacer – a Simple Device Which Extends the Scope of Indirect Ophthalmoscopy. 1992.

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