Course of study in school health.
Hygiene and physiology grades I-XII.
APA Citation
Pennsylvania. Department of Public Instruction. (1923). Course of study in school health: Hygiene and physiology grades I-XII. Harrisburg, Pa.: J. L. L. Kuhn, printer to the commonwealth.
MLA Citation
Pennsylvania. Department of Public Instruction. Course of Study In School Health: Hygiene And Physiology Grades I-XII. Harrisburg, Pa.: J. L. L. Kuhn, printer to the commonwealth, 1923.
Warning: These citations may not always be complete (especially for serials).