85
Argitaratua 1988
Full text available from Research Library: 09/01/2012 to 08/31/2017
Baliabide elektronikoa Aldizkaria
86
Full text available from Psychology Database: 07/23/2018 to present
Baliabide elektronikoa Aldizkako argitalpena
93
Full text available from Global Breaking Newswires: 07/25/2015 to 09/13/2017
Baliabide elektronikoa Aldizkako argitalpena
95
Full text available from Research Library: 01/22/2016 to 06/16/2020
Baliabide elektronikoa Aldizkako argitalpena
99
Full text available from Research Library: 02/01/1991 to 03/31/1994
Baliabide elektronikoa Aldizkako argitalpena