Cover image not available
Manual (14p.), form A (folder ([4]p.)), form B (folder ([4]p.)). - With answers.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Basic number screening test by Bill Gillham. ISBN 0340212896. Published by Hodder and Stoughton in 1976. Publication and catalogue information, links to buy online and reader comments.