Tentative course of study in health instruction for secondary schools.
Tentative course of study in health instruction for secondary schools.
- Harrisburg, Pa., 1931.
- 169 p. 23 cm.
- Its Bulletin 61 .
- Bulletin (Pennsylvania. Department of Public Instruction) ; no. 61, 1931. .
At head of title: Commonwealth of Pennsylvania. Dept. of Public Instruction.
"References": p. 161-169.
e 32000549
Health education--Pennsylvania.
L194 / .B5 no. 61
At head of title: Commonwealth of Pennsylvania. Dept. of Public Instruction.
"References": p. 161-169.
e 32000549
Health education--Pennsylvania.
L194 / .B5 no. 61