Gaya APA
M.Suparmoko, .
(2005).
Neraca sumberdaya alam (natural resource accounting) Ed.2005/2006
.
Yogyakarta:
BPFE.
Gaya MLA
M.Suparmoko, .
"Neraca sumberdaya alam (natural resource accounting) Ed.2005/2006".
Yogyakarta:
BPFE,
2005.
Text.