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Perceptions of agricultural mechanics professors, agricultural production teachers, regional service managers and farmers concerning an instructional sequence for teaching farm tractor and machinery operation /

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Identiferoai:union.ndltd.org:OhioLink/oai:etd.ohiolink.edu:osu1487086255910373
Date January 1979
CreatorsAzrag, El-Sadig El-Fadil
PublisherThe Ohio State University / OhioLINK
Source SetsOhiolink ETDs
LanguageEnglish
Detected LanguageEnglish
Typetext
Sourcehttp://rave.ohiolink.edu/etdc/view?acc_num=osu1487086255910373
Rightsunrestricted, This thesis or dissertation is protected by copyright: all rights reserved. It may not be copied or redistributed beyond the terms of applicable copyright laws.

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