Citazione Stile APA (7a Edizione)

WILLGOOSE, C. E. (1972). Health teaching in secondary schools. W.B. Sounders.

Citazione stile Chigago Style (17a edizione)

WILLGOOSE, Carl E. Health Teaching in Secondary Schools. Philadelphia: W.B. Sounders, 1972.

Citatione MLA (9a ed.)

WILLGOOSE, Carl E. Health Teaching in Secondary Schools. W.B. Sounders, 1972.