GARG K P. (1992). DEVELOPMENT OF ABILITY TO REASON IN SCHOOL EDUCATION. CONCEPT PUBLICATION.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)GARG K P. DEVELOPMENT OF ABILITY TO REASON IN SCHOOL EDUCATION. NEW DELHI: CONCEPT PUBLICATION, 1992.
MLA -ийн эшлэл (9 дэх хэвлэлт)GARG K P. DEVELOPMENT OF ABILITY TO REASON IN SCHOOL EDUCATION. CONCEPT PUBLICATION, 1992.
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