APA
THOMAS LEE & MIDDLETON J., . (2003). Guidelines for Management Planning of Protected Areas. Best Practice Protected Area Guidelines Series No. 10. GLAND, SWITZERLAND: IUCN.
Chicago
THOMAS LEE & MIDDLETON JULIE, . 2003. Guidelines for Management Planning of Protected Areas. Best Practice Protected Area Guidelines Series No. 10. GLAND, SWITZERLAND: IUCN.
Harvard
THOMAS LEE & MIDDLETON J., . (2003). Guidelines for Management Planning of Protected Areas. Best Practice Protected Area Guidelines Series No. 10. GLAND, SWITZERLAND: IUCN.
MLA
THOMAS LEE & MIDDLETON JULIE, . Guidelines for Management Planning of Protected Areas. Best Practice Protected Area Guidelines Series No. 10. GLAND, SWITZERLAND: IUCN. 2003.