Science for first grade a manual for teachers.

ग्रंथसूची विवरण
मुख्य लेखक:	Elementary School Science Project. Utah State University
स्वरूप:	पुस्तक
भाषा:	English
प्रकाशित:	Logan, Utah Utah State University c1964.
विषय:	Science > Study and teaching (Elementary).