Macbeth, D. R. (1971). The extent to which pupils manipulate materials and attainment of process skills in elementary school science.
Chicago Style (17th ed.) CitationMacbeth, Douglas Russell. The Extent to Which Pupils Manipulate Materials and Attainment of Process Skills in Elementary School Science. 1971.
MLA (8th ed.) CitationMacbeth, Douglas Russell. The Extent to Which Pupils Manipulate Materials and Attainment of Process Skills in Elementary School Science. 1971.
Warning: These citations may not always be 100% accurate.