APA (7th ed.) Citation

Bird, M. H. (1985). Mathematics with eight and nine year olds. Mathematical Association.

Chicago Style (17th ed.) Citation

Bird, Marion H. Mathematics with Eight and Nine Year Olds. London: Mathematical Association, 1985.

MLA (9th ed.) Citation

Bird, Marion H. Mathematics with Eight and Nine Year Olds. Mathematical Association, 1985.

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