Tyack, D. B. (1967). Turning points in American educational history. Blaidsdell.
Čikaški stil citiranja (17. izdanje)Tyack, David B. Turning Points in American Educational History. Massachusets: Blaidsdell, 1967.
MLA način citiranja (9. izdanje)Tyack, David B. Turning Points in American Educational History. Blaidsdell, 1967.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.