Siddiqui,Masood A . Concepts and Techniques of Geoinformatics Textual Documents By Masood A Siddiqui - First. - Allahabad: Sharda pustak bhawan. - 330pg: 30cm. ISBN: 978-93-80285-71-9 Subjects--Index Terms: Geography G-Geography Technique Concept--geoinformation Dewey Class. No.: 910.285