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Methodology of educational research

by Koul, Lokesh.

Edition: 2nd ed.Material type: book Book Publisher: New Delhi: Vikas Publishing House, 1984Availability: No items available

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2.
Methodology of educational research

by Koul, Lokesh; Koul, Lokesh.

Edition: 3rdMaterial type: book Book Publisher: New Delhi: Vikas Publishing House, 2006Availability: No items available

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3.
Methodology of educational research :fourth revised and enlarged edition

by Lokesh Koul.

Edition: 4th ed.Material type: book Book Publisher: Shimla: Vikas, 2018Availability: No items available

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