Our hidden forces ("La psychologie inconnue") :
an experimental study of the psychic sciences /
by Émile Boirac ; translated and edited with an introduction by W. de Kerlor.

APA Citation

Boirac, E., Kerlor, W. Wendt de., Harry Houdini Collection (Library of Congress). (1917). Our hidden forces ("La psychologie inconnue"): an experimental study of the psychic sciences. New York: Frederick A. Stokes Co..

MLA Citation

Boirac, Emile, b. 1851, Willie Wendt de Kerlor, and Harry Houdini Collection (Library of Congress). Our Hidden Forces ("La Psychologie Inconnue"): an Experimental Study of the Psychic Sciences. New York: Frederick A. Stokes Co., 1917.

Warning: These citations may not always be complete (especially for serials).