000
00286nam a22000977a 4500
082
_a
370
_b
THO
100
_a
Thorpe, Louis P ... et al
245
_a
Studying Social Relationship in the Classroom
_b
: sociometric Methods for the teacher /
_c
Louis P Thorpe
260
_c
1959
942
_c
BK
999
_c
499760
_d
499760