Kochhar, S. K. (1971). Educational and Vocational guidance in secondary schools. Sterling.
Chicago Style (17. basım) AtıfKochhar, S. K. Educational and Vocational Guidance in Secondary Schools. Delhi: Sterling, 1971.
MLA (9th ed.) AtıfKochhar, S. K. Educational and Vocational Guidance in Secondary Schools. Sterling, 1971.
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