Gaya APA
M.A, M, R, S. (2004).
NATURAL RESOURCES AND ENVIRONMENTAL ACCOUNTING (Cetakan I).
YOGYAKARTA:
BPFE-YOGYAKARTA.
Gaya MLA
M.A, MARIA, RATNANINGSIH,, S.E.,.
"NATURAL RESOURCES AND ENVIRONMENTAL ACCOUNTING".
Cetakan I
YOGYAKARTA:
BPFE-YOGYAKARTA,
2004.
Text.