Perlite in the Philippines
By: by Amable J. Cruz.
Series: Technical information series. Geology ;; publication no. 37-81; Technical information series (Manila).; publication no. 37.
Publisher: Bureau of Mines and Geo-Sciences
Published: 1981
Place of publication: Manila, Philippines
Language: eng
Number of pages: 13
Subjects: Perlite -- Philippines.
Notes: Bibliography: leaf [15]
P 5.40