Clays in the Philippines
By: by Amable J. Cruz
Series: Information circular / Republic of the Philippines, Dept. of Natural Resources, Bureau of Mines -- no. 24-25; Information circular (Philippines. Bureau of Mines) -- no. 24, 25.
Publisher: Bureau of Mines
Published: 1977
Place of publication: Manila
Language: eng
Subjects: Clay
Notes: Includes bibliographical references.