Cunningham, J. D. (1975). Modular activities program in science: Continuity of life. Houghton Mifflin.
Citazione stile Chigago Style (17a edizione)Cunningham, John D. Modular Activities Program in Science: Continuity of Life. Boston: Houghton Mifflin, 1975.
Citatione MLA (9a ed.)Cunningham, John D. Modular Activities Program in Science: Continuity of Life. Houghton Mifflin, 1975.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.