Supervision principles and practices in the improvement of instruction

ग्रंथसूची विवरण
मुख्य लेखक: Barr, Arvil Sylvester 1892-
अन्य लेखक: Burton, William Henry 1890-, Brueckner, Leo John 1890-
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: New York, London D. Appleton Century company, incorporated [c1938].
श्रृंखला:Half-title: Appleton series in supervision and teaching: ed. by A.S. Barr and W.H. Burton
विषय: