APA (7e ed.) Bronvermelding
Education Turnkey Systems. (1970). Performance contracting in education: The guaranteed student performance approach to public school system reform.
Chicago (17e ed.) Bronvermelding
Education Turnkey Systems. Performance Contracting in Education: The Guaranteed Student Performance Approach to Public School System Reform. 1970.
MLA (9e ed.) Bronvermelding
Education Turnkey Systems. Performance Contracting in Education: The Guaranteed Student Performance Approach to Public School System Reform. 1970.
Let op: Deze citaties zijn niet altijd 100% accuraat.