APA ציטוט

Johnson, P. O. (1949). Statistical methods in research. New Jersey: Prentice-Hall.

Trích dẫn kiểu Chicago

Johnson, Palmer O. Statistical Methods in Research. New Jersey: Prentice-Hall, 1949.

ציטוט MLA

Johnson, Palmer O. Statistical Methods in Research. New Jersey: Prentice-Hall, 1949.