Dyfyniad APA

Heilbroner, R. (1996). Teachings from the worldly philosophy. New York: W.W. Norton.

Dyfyniad Arddull Chicago

Heilbroner, Robert. Teachings From the Worldly Philosophy. New York: W.W. Norton, 1996.

Dyfyniad MLA

Heilbroner, Robert. Teachings From the Worldly Philosophy. New York: W.W. Norton, 1996.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.