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1بواسطة Gunawardana, H. P. Lionel, 1932-### CRL customization ### ?> ### Add publisher and desc details ### ?>
منشور في 1973New Delhi, International Cooperative Alliance, Regional Office & Education Centre for South-East Asia [1973]8, 117 p. illus., map. 23 cm. -
2منشور في 1971### CRL customization ### ?> ### Add publisher and desc details ### ?>[New Delhi, International Cooperative Alliance, Regional Office & Education Centre for South-East Asia, 1971]35, 6, 8, 4 p. 28 cm.مؤلفون آخرون: “...Gunawardana, H. P. Lionel, 1932-...”
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3منشور في 1971### CRL customization ### ?> ### Add publisher and desc details ### ?>New Delhi [1971]142 p. illus. 25 cm.مؤلفون آخرون: “...Gunawardana, H. P. Lionel, 1932-...”
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4منشور في 1978### CRL customization ### ?> ### Add publisher and desc details ### ?>New Delhi : International Cooperative Alliance, Regional Office & Education Centre for South-East Asia, 1978.36 p. ; 23 cm.مؤلفون آخرون: “...Gunawardana, H. P. Lionel, 1932-...”
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5منشور في 1979### CRL customization ### ?> ### Add publisher and desc details ### ?>New Delhi : International Cooperative Alliance, Regional Office & Education Centre for South-East Asia, 1979.70 p., [4] leaves of plates : ill. ; 22 cm.مؤلفون آخرون: “...Gunawardana, H. P. Lionel, 1932-...”