Gaya APA

Inc., E, B. (1952). Great Books of the Western World: Aeschylus, Sophocles, Euripides, Aristophanes . Chicago: Encyclopedia Britannica, Inc. - Chicago.

Gaya MLA

Inc., Encyclopedia, Britannica,. "Great Books of the Western World: Aeschylus, Sophocles, Euripides, Aristophanes". Chicago: Encyclopedia Britannica, Inc. - Chicago, 1952. Koleksi Elektronik.