Subject index of book lists distributed by the National Book Council, August 31st 1940.
APA Citation
National Book Council (Great Britain). (1940). Subject index of book lists distributed by the National Book Council, August 31st 1940. [London: National Book Council.
MLA Citation
National Book Council (Great Britain). Subject Index of Book Lists Distributed by the National Book Council, August 31st 1940. [London: National Book Council, 1940.
Warning: These citations may not always be complete (especially for serials).