Ohio. Division of elementary and Secondary Education & Bechtel, P. (1963). A guide for improving school health instruction programs. s.n.
Цитирование в стиле Чикаго (17-е изд.)Ohio. Division of elementary and Secondary Education и P.C Bechtel. A Guide for Improving School Health Instruction Programs. [Columbus, Ohio]: s.n, 1963.
Цитирование MLA (9-е изд.)Ohio. Division of elementary and Secondary Education и P.C Bechtel. A Guide for Improving School Health Instruction Programs. s.n, 1963.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.