Description
| Published: | Began with: 1st ser., v. 1 in Jan. 1965. |
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| Item Description: | Description based on: Volume 23, number 5 (May 1976); title from cover. |
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| Physical Description: | volumes : illustrations ; 26 cm.
Also available via World Wide Web; OCLC FirstSearch Electronic Collections Online; subscription required for access to abstracts and full text; beginning with 1997, also available to subscribers via the World Wide Web; full-text available in PDF and CatchWord's RealPage format. |
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| Publication Frequency: | Monthly (except semimonthly in Jan., Mar., May, July, Sept. & Nov.) |
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| ISSN: | 0020-7179 |
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