Gaya APA
Sofyan,M. (2009).
Rock climbing panjat tebing .
Jakarta pusat:
CV. Ricardo.
Gaya Chicago
Sofyan,M.
Rock climbing panjat tebing.
Jakarta pusat:
CV. Ricardo,
2009.
Text.
Gaya MLA
Sofyan,M.
Rock climbing panjat tebing.
Jakarta pusat:
CV. Ricardo,
2009.
Text.
Gaya Turabian
Sofyan,M.
Rock climbing panjat tebing.
Jakarta pusat:
CV. Ricardo,
2009.
Print.