Aerial photograph application for industrial-construction material evauation in kulon progo area, Yogyakarta special province java

Aerial photograph application for industrial-construction material evauation in kulon progo area, Yogyakarta special province java UNAY MYOKO text Yogyakarta: UGM, 2000 ind Tesis Universitas Gajah Mada Bibliografi : lbr. 131-135 Fotografi udara