1. On the mathematics curriculum of the high school;Lars Ahlfors;American Mathematical Monthly,1962
2. Wffn proof, The Game of Modern Logic;Layman Allen,1962
3. Searching for patterns;Beberman,1963
4. High School Mathematics, Unit 6, Teacher's Edition;Beberman,1960
5. High School Mathematics, Course 1, Teacher's Edition;Beberman,1964