Prof. BhubanCentral Library Search for 'au:"Koul,Lokesh"'

Methodology of Educational Research

By Koul , Lokesh . New Delhi Vikash Publishing House Pvt Ltd. 1984 . viii,306p.

By Koul,Lokesh. new delhi vikas publishing house pvt ltd 1984 . xi,306p.

By Koul, Lokesh. New Delhi: Vikas Publishing House Private Limited; 2026 . 546p. 978-93-5338-636-8

By Koul, Lokesh. New Delhi: Vikas Pblishing House Pvt Ltd; 2026 . 546p. 978-93-5338-636-8

By Koul, Lokesh. New Delhi: Vikas Publishin House, 1984 . 546p. 9789353386368

By Koul, Lokesh. New Delhi: Vikas Publishing House Pvt LTD, 1984 . xi, 306p.; 000