With answers. Blackie sbn: 216 89065 9. - Chambers sbn: 550 75804 6.
Previous ed. (B67-3905) 1967.
Modern mathematics for schools; [in 9books]. Revised ed : [Decimal ed.]. Book 4 by Scottish Mathematics Group. ISBN 0216890659. Published by Blackie in 1969. Publication and catalogue information, links to buy online and reader comments.