APA Edition Citation

Gale, D. H. (1963). The teaching of number / by D.H. Gale. Hulton Educational Publications.

Chicago Edition Citation

Gale, D. H. The Teaching of Number / by D.H. Gale. Hulton Educational Publications, 1963.

MLA Edition Citation

Gale, D. H. The Teaching of Number / by D.H. Gale. Hulton Educational Publications, 1963.

Warning: These citations may not always be 100% accurate.