Improving dental health of elementary school children :
a behavioral approach : phase I /
Orvis A. Harrelson.
APA Citation
Harrelson, O. A. (1974). Improving dental health of elementary school children: a behavioral approach : phase I. Springfield, Va.: National Technical Information Service.
MLA Citation
Harrelson, Orvis A., 1927-. Improving Dental Health of Elementary School Children: a Behavioral Approach : Phase I. Springfield, Va.: National Technical Information Service, 1974.
Warning: These citations may not always be complete (especially for serials).