Cunningham, J. D. (1975). Modular activities program in science: Matter, force and motion. Houghton Mifflin.
Dyfyniad Arddull ChicagoCunningham, John D. Modular Activities Program in Science: Matter, Force and Motion. Boston: Houghton Mifflin, 1975.
Dyfyniad MLACunningham, John D. Modular Activities Program in Science: Matter, Force and Motion. Houghton Mifflin, 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.