Gaya APA
Sofyan, M. (2009).
Rock Climbing, Panjat Tebing .
Jakarta:
CV Ricardo.
Gaya Chicago
Sofyan, M.
Rock Climbing, Panjat Tebing.
Jakarta:
CV Ricardo,
2009.
.
Gaya MLA
Sofyan, M.
Rock Climbing, Panjat Tebing.
Jakarta:
CV Ricardo,
2009.
.
Gaya Turabian
Sofyan, M.
Rock Climbing, Panjat Tebing.
Jakarta:
CV Ricardo,
2009.
.