APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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

Let op: Deze citaties zijn niet altijd 100% accuraat.