APA Style

Heywood,Ian. (2002). An introduction to Geographical Information System . India.: Pearson.

Chicago Style

Heywood,Ian. An introduction to Geographical Information System. India.: Pearson, 2002. Book.

MLA Style

Heywood,Ian. An introduction to Geographical Information System. India.: Pearson, 2002. Book.

Turabian Style

Heywood,Ian. An introduction to Geographical Information System. India.: Pearson, 2002. Book.