APA način citiranja (7. izdanje)

WALKER, H. M. (1969). Elementary statistical methods. Holt, Rinehart and Winston.

Čikaški stil citiranja (17. izdanje)

WALKER, Helen M. Elementary Statistical Methods. New York: Holt, Rinehart and Winston, 1969.

MLA način citiranja (9. izdanje)

WALKER, Helen M. Elementary Statistical Methods. Holt, Rinehart and Winston, 1969.