Παραπομπή σε μορφή APA (7η εκδ.)

Peters, C. C., & Van Voorhis, W. R. (1935). Statistical procedures and their mathematical bases. State College, Pa., School of education, the Pennsylvania state college.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Peters, Charles Clinton, και Walter Roe Van Voorhis. Statistical Procedures and Their Mathematical Bases. Pennsylvania: State College, Pa., School of education, the Pennsylvania state college, 1935.

Παραπομπή σε μορφή MLA (9th εκδ.)

Peters, Charles Clinton, και Walter Roe Van Voorhis. Statistical Procedures and Their Mathematical Bases. State College, Pa., School of education, the Pennsylvania state college, 1935.