Gaya APA

lyle, keith. (2001). Gunung . london: Grolier international.

Gaya Chicago

lyle, keith. Gunung. london: Grolier international, 2001. Text.

Gaya MLA

lyle, keith. Gunung. london: Grolier international, 2001. Text.

Gaya Turabian

lyle, keith. Gunung. london: Grolier international, 2001. Print.