BMG Profile  Bureau Mines and Geosceinces of Philippines 

 - 1st. ed 
 - Quezon  Bureau Mines and Geosceinces of Philippines, Ministry of Nateral Resources, Republic of Philippines  1978 
 -  ill some in colour  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Republic of Philippines