The New Encyclopaedia Britannica.
Chicago ; London : Encyclopaedia Britannica, inc.,
c1977.
The Micropaedia and Macropaedia are numbered v. 1-10 and v. 1-19, respectively.
Includes bibliographies.
[1] Propaedia: outline of knowledge, guide to the Britannica.--[2] Micropaedia: ready reference and index. 10 v.--[3] Macropaedia: knowledge in depth. 19 v.
Encyclopedias and dictionaries.