Παραπομπή σε μορφή APA (7η εκδ.)

Gailan, T. K. P. (1989). Descriptive statistics (Revised edition.). Learning Resources Unit, National Teacher Training Center for the Health Professions, University of the Philippines Manila.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Gailan, Tarlochan Kaur Pabla. Descriptive Statistics. Revised edition. Manila: Learning Resources Unit, National Teacher Training Center for the Health Professions, University of the Philippines Manila, 1989.

Παραπομπή σε μορφή MLA (9th εκδ.)

Gailan, Tarlochan Kaur Pabla. Descriptive Statistics. Revised edition. Learning Resources Unit, National Teacher Training Center for the Health Professions, University of the Philippines Manila, 1989.