1. DC circuits

Author:

Library: Central Library of Amirkabir University of Technology (Tehran)

Subject: Electric engineering , Electric circuits - Direct current

Classification :
TK
146
.
O39
1979

3. Teaching in a modern secoundary school

Author:

Library: Library of factualty of psychology and Education (Tehran)

Subject: Education , Secoundary,Teaching

Classification :
LB
,
1777
, .
O4