1. From England…;Avent;Personnel and Guidance Journal,1974
2. Final report;Bacquet;Bulletin of the International Association for Educational and Vocational Guidance,1974
3. From Canada…;Christie;Personnel and Guidance Journal,1974
4. From The Netherlands…;Deen;Personnel and Guidance Journal,1974
5. Comparative guidance through international study;Drapela;Personnel and Guidance Journal,1975