Gaya APA
Tolkien, J.
(1989).
The Hobbit- or there and back again
(
revised)
.
New York:
Ballantine Books.
Gaya MLA
Tolkien, J.R.R.-1892-1973.
"The Hobbit- or there and back again".
revised
New York:
Ballantine Books,
1989.
teks.