APA (7th ed.) Citation

Kraehenbuehl, J. O. (1937). An investigation of student study lighting. Univ. of Illinois.

Chicago Style (17th ed.) Citation

Kraehenbuehl, John O. An Investigation of Student Study Lighting. Urbana, Ill: Univ. of Illinois, 1937.

MLA (9th ed.) Citation

Kraehenbuehl, John O. An Investigation of Student Study Lighting. Univ. of Illinois, 1937.

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