21
Опубликовано 1979
Full text available from ABI/INFORM Global: 01/01/2004 to present
Full text available from Latin America & Iberia Database: 01/01/2004 to present
Электронный ресурс Журнал
22
Опубликовано 1963
Full text available from PRISMA Database with HAPI Index: 08/01/2000 to 11/30/2015
Электронный ресурс Журнал
23
Опубликовано 1990
Full text available from ABI/INFORM Global: 01/01/2004 to present
Full text available from Latin America & Iberia Database: 01/01/2004 to present
Электронный ресурс Журнал
27
Опубликовано 1999
Full text available from ABI/INFORM Global: 01/01/1999 to present
Full text available from Latin America & Iberia Database: 01/01/1999 to present
Электронный ресурс Журнал
28
Full text available from ABI/INFORM Global: 01/01/2010 to present
Электронный ресурс Журнал
29
Опубликовано 2007
Full text available from ABI/INFORM Global: 07/01/2013 to present
Full text available from Middle East & Africa Database: 07/01/2013 to present
Электронный ресурс Журнал