APA aipamena

Hudson, M. (1984). DP index & software (8th ed.). Peter Isaacson.

Chicago Style aipamena

Hudson, Malcolm. DP Index & Software. 8th ed. Prahran, Victoria: Peter Isaacson, 1984.

MLA aipamena

Hudson, Malcolm. DP Index & Software. 8th ed. Peter Isaacson, 1984.