1.
British Ability Scales
Elliot, Colin D. (creator)
Murray, David J. (creator)
Pearson, Lea S. (creator)
Rand, Gunvor, 1925- (signer)
Universitetet i Oslo. Pedagogisk forskningsinstitutt (former owner)
Universitetet i Oslo. Institutt for pedagogikk (owner)
NFER Publishing Company Ltd. (publisher)
National Foundation for Educational Research (issuing body)
1978
4B
Universitetet i Oslo