APA (7th ed.) Citation

Heywood, I. Introduction to Geographical Information Systems (4.). Pearson Education UK.

Chicago Style (17th ed.) Citation

Heywood, Ian;Cornelius. Introduction to Geographical Information Systems. 4. Pearson Education UK.

MLA (8th ed.) Citation

Heywood, Ian;Cornelius. Introduction to Geographical Information Systems. 4. Pearson Education UK.

Warning: These citations may not always be 100% accurate.