6
8
Published 1951
Full text available from ABI/INFORM Trade & Industry: 01/01/1998 to Winter 1999
Electronic Journal
10
Published 2010
Full text available from Environmental Science Database: 04/01/2013 to present
Electronic Journal
18
by Strathern, Paul, 1940-
Published 2015
Digitalia Hispánica
eBook
19
Published 1992
Available in Education Source.
Electronic Journal
20
Published 1938
Available in Education Source.
Electronic Journal