Chovos HaTalmidim – Teaching for Today
The Sefer referred to in the Shiur is available here http://www.feldheim.com/chovas-hatalmidim-the-students-obligation-sheloshah-ma-amarim.html
The Sefer referred to in the Shiur is available here http://www.feldheim.com/chovas-hatalmidim-the-students-obligation-sheloshah-ma-amarim.html