Gaya APA
Dewey, M. (1996).
Dewey Decimal Classification and Relative Index Edition 21, Volume 3: Schedules 600-999 (Edisi ke-21).
New York:
Forest Press.
Gaya MLA
Dewey, Melvil.
"Dewey Decimal Classification and Relative Index Edition 21, Volume 3: Schedules 600-999".
Edisi ke-21
New York:
Forest Press,
1996.
Book.