/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Harrah%2C%20Ezra%20Clarence%2C%22&sort_by=relevance&format=rss 2 0 50 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=2838 By Jean, Frank Covert,.
Boston | New York [etc.] Ginn and company 1944 .
viii, 630, [1] p. , Revised edition of v. 2 of the authors' An introductory course in science for colleges, published under the title: Man and the nature of his biological world, 1934. 23 cm..

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=2838 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=15332 By Harrah, Ezra Clarence , Herman, Fred Louis , Jean, Frank Covert.
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607p.

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