A practical guide to the open classroom /David N. Campbell.
Campbell, David N,
A practical guide to the open classroom /David N. Campbell. - Dubuque, Iowa : Kendall/Hunt, (c)1973. - viii, 103 pages ; 28 cm.
Open plan schools--Handbooks, manuals, etc.
LB1029 / .P733 1973 LB1029
A practical guide to the open classroom /David N. Campbell. - Dubuque, Iowa : Kendall/Hunt, (c)1973. - viii, 103 pages ; 28 cm.
Open plan schools--Handbooks, manuals, etc.
LB1029 / .P733 1973 LB1029