The new encyclopaedia Britannica in 30 volumes
- 15th ed.
- Chicago : Encyclopedia Britannica, inc., [1975]
- 30 v. : ill. ; 29 cm.
- 17 .
The Micropaedia and Macropaedia are numbered v. 1-10 and v. 1-19, respectively.
085229297X
U.E.
Encyclopedias and dictionaries.
031 / E5632