Gibson, Ulric P. <br/><br/>
MANUAL DE LOS POZOS PEQUENOS / Ulric P. Gibson 

 - 1 / reimp. 1976,1979,1984 
 - Mexico : Limusa 
 - xi, 182 p. / 23 cm 
<br/><br/><label>ISBN: </label>968-18-0407-8 
<br/><br/><label>Dewey Class. No.: </label>628.110  G578m