Description
Item Description: | "July 1991, Volume 92, Number 451 (end of volume)." |
Physical Description: | 1 online resource (73 pages) |
Bibliography: | Includes bibliographical references at the end of ech chapters. |
ISBN: | 9781470408770 1470408775 |
ISSN: | 0065-9266 ; 0065-9266 |
Language: | English. |
Source of Description, Etc. Note: | Print version record. |