APA-referens (7:e uppl.)

Armstrong, D. M., & Bogdan, R. J. (1984). D.M. Armstrong. D. Reidel Pub. Co. ; Sold and distributed in the U.S.A. and Canada by Kluwer Academic Publishers.

Chicago-referens (17:e uppl.)

Armstrong, D. M., och Radu J. Bogdan. D.M. Armstrong. Dordrecht, Holland ; Boston : Hingham, MA: D. Reidel Pub. Co. ; Sold and distributed in the U.S.A. and Canada by Kluwer Academic Publishers, 1984.

MLA-referens (9:e uppl.)

Armstrong, D. M., och Radu J. Bogdan. D.M. Armstrong. D. Reidel Pub. Co. ; Sold and distributed in the U.S.A. and Canada by Kluwer Academic Publishers, 1984.