New directions in teaching secondary school science.

में बचाया:
ग्रंथसूची विवरण
मुख्य लेखक: Hurd, Paul De Hart, 1905-
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: Chicago, Rand McNally [1969]
श्रृंखला:New trends in curriculum and instruction series
Rand McNally education series.
विषय:
विवरण
भौतिक वर्णन:vii, 239 p. 21 cm.
ग्रन्थसूची:Includes bibliographical references.