00441nam a22001697a 4500 BD-DhUL 20160608160611.0 160608b xxu||||| |||| 00| 0 eng d BD-DhUL BD-DhUL 371 SPS Spears, Harold Some principles of teaching / Harold Spears New York, Prentice-Hall; 1949. 147 p. : 19 cm. Teaching. ddc BK 77767 77767 0 0 ddc 0 371_000000000000000_SPS 0 NFIC 131459 DUL DUL GEN 2016-06-08 Purchased 371 SPS 80170 2016-06-08 1 2016-06-08 BK