Gaya APA

SIEGEL, S., CASTELLAN, N, J. (1988). NONPARAMETRIC STATISTICS : FOR THE BEHAVIORAL SCIENCES (ED. 2). NEW YORK: McGRAW-HILL, Inc.

Gaya MLA

SIEGEL, SIDNEY., CASTELLAN, N., JOHN. "NONPARAMETRIC STATISTICS : FOR THE BEHAVIORAL SCIENCES". ED. 2 NEW YORK: McGRAW-HILL, Inc, 1988. Umum.