Scientific method in supervision : the second yearbook of the National Conference of Supervisors and Directors of Instruction
में बचाया:
| OCLC: | 3106894 |
|---|---|
| निगमित लेखक: | |
| अन्य लेखक: | , |
| भाषा: | English |
| प्रकाशित: |
New York :
Bureau of Publications, Teachers College, Columbia University,
1929.
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| विषय: | |
| स्वरूप: | Monograph Note that CRL will digitize material from the collection when copyright allows. |