Shaaf, William L. <br/><br/>
Basic concepts of elementary mathematics. 

 - Primera Edición 
 - New York  Awiley international  edition  .1965 
 - 384 páginas  figuras  21 cms. 
<br/><br/>Modern mathematics. Elementary. logic. Classical geometry. Modern geometries. Numeration. The humber concept. Extendig the number system. Equations, inequalities, and functions.  Permutations, selections, and probability. Measurement. Mensuration. 
<br/><br/><br/>En ingles 
<br/><br/><label>Subjects--Index Terms: </label>Basic concepts of elementary mathematics. 
<br/><br/><label>Dewey Class. No.: </label>510  / S291