Book
Petuch, E.J.
1988[1989]. Field Guide to the Ecphoras. The Coastal Education and Research Foundation, Charlottesville, VA, [15 Feb 1989]: 140 pp..
Remarks
Source for the date of effective publication: |
E.J. Petuch & M. Drolshagen, 2010: 116 ("1989", "15 February").
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New: Original name