A treasury of superstitions.

MLA

Lys, Claudia de. and The Library of Chaim Potok (University of Pennsylvania). A treasury of superstitions. New York : [Published by] Philosophical Library, Inc. : [Distributed to the trade by Book Sales Inc.], [1957]

APA

Lys, C. & The Library of Chaim Potok (University of Pennsylvania). (1957). A treasury of superstitions. New York : [Published by] Philosophical Library, Inc. : [Distributed to the trade by Book Sales Inc.].

Chicago

Lys, Claudia de. and The Library of Chaim Potok (University of Pennsylvania). A treasury of superstitions. New York : [Published by] Philosophical Library, Inc. : [Distributed to the trade by Book Sales Inc.], [1957]