books by author
Roy Derrick Hollands

Dictionary of Mathematics, A

Ginn Extension Mathematics: Level 4-7- Investigations, Games and Puzzles, Teacher's Notes and Answers
Ginn Extension Mathematics: Readers - Relationship Level 1
Basic Mathematics: Graphs and Charts
Basic Mathematics: Percentage, Ratio and Proportion
Basic Mathematics: Basic Algebra
Basic Mathematics: Simple Geometry

Headway Mathematics: Bk. 3
