Cita APA

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

Citación estilo Chicago

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

Cita MLA

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

Warning: These citations may not always be 100% accurate.