Kiuchi, Nobuyoshi (1986) The Meaning and Function of the HATTA'T Offering. PhD thesis, University of Gloucestershire.
d'Ayala, Pierre Giovanni and Wynn, Martin G ORCID: https://orcid.org/0000-0001-7619-6079
(1986)
HANDBOOK FOR THE ORGANIZATION AND DESIGN OF TRAINING COURSES.
CIREA - ITALIAN CENTER FOR ENVIRONMENTAL RESEARCH AND EDUCATION UNIVERSITY OF PARMA, ITALY, Parma, Italy.