Dalzell-Ward, A. J., & Pirrie, D. (1975). A textbook of health education for students in colleges of education , teachers, and health educators ([2nd ed.].). [London]: Tavistock Pub..

Dalzell-Ward, Arthur James., and Denis Pirrie. A Textbook of Health Education for Students in Colleges of Education , Teachers, and Health Educators. [2nd ed.]. [London]: Tavistock Pub., 1975.

Dalzell-Ward, Arthur James., and Denis Pirrie. A Textbook of Health Education for Students in Colleges of Education , Teachers, and Health Educators. [2nd ed.]. [London]: Tavistock Pub., 1975.