Education, N. C. W. C. B. o. (1921). Laws and Regulations Relative to Certification of Teachers. Washington, D.C..
Chicago-Zitierstil (17. Ausg.)Education, National Catholic Welfare Council.; Bureau of. Laws and Regulations Relative to Certification of Teachers. Washington, D.C., 1921.
MLA-Zitierstil (8. Ausg.)Education, National Catholic Welfare Council.; Bureau of. Laws and Regulations Relative to Certification of Teachers. Washington, D.C., 1921.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.