Citazione Stile APA (7a Edizione)

Duncan, M. M., & Johnson, R. H. (1954). Introduction to physical education, health education, and recreation. Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Duncan, Margaret M., e Ralph H. Johnson. Introduction to Physical Education, Health Education, and Recreation. Englewood Cliffs, New Jersey: Prentice-Hall, 1954.

Citatione MLA (9a ed.)

Duncan, Margaret M., e Ralph H. Johnson. Introduction to Physical Education, Health Education, and Recreation. Prentice-Hall, 1954.