APA Style
LONGLEY, P, A, ., [, A, (.
().
Geographical Information Systems Volume 1
(
2nd ed.)
.
:
John Wiley.
MLA Style
LONGLEY, Paul, A, ..., [et, Al.], (Ed).
"Geographical Information Systems Volume 1".
2nd ed.
:
John Wiley,
.
Electronic resources.