APA-referens (7:e uppl.)

Krumholz, H. M., & Phillips, R. H. (1993). No if's, and's, or butts: The smoker's guide to quitting. Avery Publishing Group, Inc.

Chicago-referens (17:e uppl.)

Krumholz, Harlan M., och Robert H. Phillips. No If's, And's, or Butts: The Smoker's Guide to Quitting. Garden City Park, New York: Avery Publishing Group, Inc, 1993.

MLA-referens (9:e uppl.)

Krumholz, Harlan M., och Robert H. Phillips. No If's, And's, or Butts: The Smoker's Guide to Quitting. Avery Publishing Group, Inc, 1993.