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1Published 1987### CRL customization ### ?> ### Add publisher and desc details ### ?>[Colombo] : Dept. of Labour, [1987][70] p. ; 30 cm.“...Sri Lanka. Kamkaru Depārtamēntuva...”
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2[Colombo] Sri Lanka : Dept. of Govt. Print.,v. ; 33 x 41 cm.“...Sri Lanka. Kamkaru Depārtamēntuva...”
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3Published 1977### CRL customization ### ?> ### Add publisher and desc details ### ?>Colombo : Sri Lanka, Dept. of Labour, Library, 1977.xxxiii, 607 p. ; 26 cm.“...Sri Lanka. Kamkaru Depārtamēntuva. Pustakālaya...”
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4Published 1979### CRL customization ### ?> ### Add publisher and desc details ### ?>[Colombo] : Dept. of Labour Library, 1979.38 p. ; 26 cm.“...Sri Lanka. Kamkaru Depārtamēntuva. Pustakālaya...”
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5Published 1975### CRL customization ### ?> ### Add publisher and desc details ### ?>[Colombo] : Sri Lanka, Dept. of Labour, Library, [pref. 1975]xxii, 277 p. ; 26 cm.“...Sri Lanka. Kamkaru Depārtamēntuva. Pustakālaya...”
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6[Kolamba : Kamkaru Depārtamēntuva.v. ; 33 cm.“...Sri Lanka. Kamkaru Depārtamēntuva...”
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7[Kolamba : Kamkaru Depārtamēntuva,v. ; 33 cm.“...Sri Lanka. Kamkaru Depārtamēntuva...”