Two grades arithmetic; book 1 with answers

Detalles Bibliográficos
Autor Principal:	Lovell, K.
Outros autores:	Smith, C. H. J.
Formato:	Libro
Idioma:	English
Publicado:	Bucks Londo Ginn & Co. c1975.
Edición:	rev. ed.
Subjects:	Arithmetic > Problems, Exercises, Questions. Mathematics > Study and teaching (Elementary).