Gaya APA
Nugroho, A., Sutaryono, .
(2015).
Ecotourism Lereng Merapi Pasca Konsolidasi Tanah
.
Yogyakarta:
STPN Press.
Gaya MLA
Nugroho, Aristiono., Sutaryono, .
"Ecotourism Lereng Merapi Pasca Konsolidasi Tanah".
Yogyakarta:
STPN Press,
2015.
Text.