State laws and regulations governing teachers' certificates /
Cook, Katherine Margaret O'Brien.
State laws and regulations governing teachers' certificates / by Katherine M. Cook. - Washington : G.P.O., 1921. - 244 p. : ill., maps ; 23 cm. - Bulletin / Department of the Interior, Bureau of Education ; 1921, no. 22 . - Bulletin (United States. Bureau of Education) ; 1921, no. 22 .
Includes index.
e 21000522
Teachers--Certification--States.--United States
L111 / .A6 1921, no. 22
State laws and regulations governing teachers' certificates / by Katherine M. Cook. - Washington : G.P.O., 1921. - 244 p. : ill., maps ; 23 cm. - Bulletin / Department of the Interior, Bureau of Education ; 1921, no. 22 . - Bulletin (United States. Bureau of Education) ; 1921, no. 22 .
Includes index.
e 21000522
Teachers--Certification--States.--United States
L111 / .A6 1921, no. 22