APA Style
Ruwanto, Bambang. (2008).
Tanah Longsor .
Yogyakarta:
Kanisius.
Chicago Style
Ruwanto, Bambang.
Tanah Longsor.
Yogyakarta:
Kanisius,
2008.
Printed Book.
MLA Style
Ruwanto, Bambang.
Tanah Longsor.
Yogyakarta:
Kanisius,
2008.
Printed Book.
Turabian Style
Ruwanto, Bambang.
Tanah Longsor.
Yogyakarta:
Kanisius,
2008.
Printed Book.