APA aipamena

Steel D, R. G. (1960). Principles and procedures of statistics. mcgraw-hill.

Chicago Style aipamena

Steel D, Robert G. Principles and Procedures of Statistics. Newyork: mcgraw-hill, 1960.

MLA aipamena

Steel D, Robert G. Principles and Procedures of Statistics. mcgraw-hill, 1960.