Gaya APA

WEINBERG, G, H., SCHUMAKER, J, A. (1969). Statistics An Intuitive Approach (2nd.ed). Sebastopol, CA: Brooks/Cole Publishing.

Gaya MLA

WEINBERG, George, H., SCHUMAKER, John, A. "Statistics An Intuitive Approach". 2nd.ed Sebastopol, CA: Brooks/Cole Publishing, 1969. .