APA

Harmon J. E., Anderson S. J., . (2003). The design and implementation of geographic information systems. Hoboken, New Jersey, USA: John Wiley & Sons.

Chicago

Harmon John E, Anderson Steven J, . 2003. The design and implementation of geographic information systems. Hoboken, New Jersey, USA: John Wiley & Sons.

Harvard

Harmon J. E., Anderson S. J., . (2003). The design and implementation of geographic information systems. Hoboken, New Jersey, USA: John Wiley & Sons.

MLA

Harmon John E, Anderson Steven J, . The design and implementation of geographic information systems. Hoboken, New Jersey, USA: John Wiley & Sons. 2003.