A clinical evaluation of the Dr. Butler automatic toothbrush :
a thesis submitted in partial fulfillment ... dental hygiene education ... /
by Karen S. Ross.
APA Citation
Ross, K. S., University of Michigan. School of Dentistry. (1965). A clinical evaluation of the Dr. Butler automatic toothbrush: a thesis submitted in partial fulfillment ... dental hygiene education .... .
MLA Citation
Ross, Karen S, and University of Michigan. School of Dentistry. A Clinical Evaluation of the Dr. Butler Automatic Toothbrush: a Thesis Submitted In Partial Fulfillment ... Dental Hygiene Education .... , 1965.
Warning: These citations may not always be complete (especially for serials).