Cruz, Victoriano Lucas de la. <br/><br/>
1.222 problemas de aritmetica, algebra, geometria, trigonometria 
Victoriano Lucas de la Cruz. 
 - Salamanca  Anaya  c1965. 
 - 255 p.  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra--Problems, exercises, etc.<br/>Mathematics--Problems, exercises, etc.<br/>Trigonometry--Problems, exercises, etc.