Gaya APA

Long, L, L, A, N. (2001). Computers; Information Technology In Prespective (Edisi Kesembilan). New Jersey: Prentice Hall, Inc.

Gaya MLA

Long, Larry, Long, And, Nancy. "Computers; Information Technology In Prespective". Edisi Kesembilan New Jersey: Prentice Hall, Inc, 2001. Text.