By Li Dingqing   Elkins John A.   Otter Duane E.   Wilson Nicholas G.   in International Journal of Heavy Vehicle Systems

ISSN:1744-232X|6|1-4|345-359

Inderscience Publishers‎(1999)‎

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By Bramley Jenny   Elkins John   in Journal of Intellectual & Developmental Disability

ISSN:1469-9532|14|2|147-157

Informa Healthcare‎(1988)‎

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By Carrington Suzanne   Elkins John   in International Journal of Inclusive Education

ISSN:1464-5173|6|1|1-16

Routledge Ltd‎(2002)‎

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By Van Kraayenoord Christina E.   Elkins John   Palmer Carolyn   Rickards Field W.   in International Journal of Disability, Development and Education

ISSN:1465-346X|48|4|445-456

Routledge Ltd‎(2001)‎

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