APA ציטוט

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

Chicago Style (17th ed.) Citation

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

ציטוט MLA

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