Dyfyniad APA
Hanson, N. R. (1965). Patterns of discovery (1a. ed.). At the University Press.
Dyfyniad Arddull Chicago
Hanson, Norwood Russeli. Patterns of Discovery. 1a. ed. At the University Press, 1965.
Dyfyniad MLA
Hanson, Norwood Russeli. Patterns of Discovery. 1a. ed. At the University Press, 1965.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.