APA Format
Sukardi;
. (2005). Illegal Logging
/
. Yogyakarta : Universitas Atma Jaya
MLA Format
Sukardi;
. Illegal Logging
/
. Yogyakarta : Universitas Atma Jaya, 2005
Chicago Format
Sukardi;
. Illegal Logging
/
. Yogyakarta : Universitas Atma Jaya, 2005
Australian/Harvard Format
Sukardi;
. 2005. Illegal Logging
/
. Universitas Atma Jaya Yogyakarta