Autor
Costa Rica. Ministerio de Salud
1
Córdoba García , David,
1
Fichner-Rathus, Lois, 1953-
1
Hite, Shere,
1
Nevid, Jeffrey S.
1
Nieto Piñeroba, José Antonio
1
Núñez Noriega, Guillermo,
1
O'Leary, Dale,
1
ONU
1
Rathus, Spencer A.
1
Sáez, Javier,
1
Umaña Aguiar, Jeanina,
1
Vidarte, Paco,
1
Álvarez Gayou Jurgenson, Juan Luis,
1