Gaya APA

Inc, A, G. (1994). User's Manual : 700 Series Platform and Surface Mount Tiltmeters April 12, 1994 (April 1994). United States of America: Applied Geomechanics Inc.

Gaya MLA

Inc, Applied, Geomechanics. "User's Manual : 700 Series Platform and Surface Mount Tiltmeters April 12, 1994". April 1994 United States of America: Applied Geomechanics Inc, 1994. Text.