O' Toole, A. (1960). Elementary practical statistics. Macmillan company.
Chicago Edition CitationO' Toole, A.L. Elementary Practical Statistics. NewYork: Macmillan company, 1960.
MLA Edition CitationO' Toole, A.L. Elementary Practical Statistics. Macmillan company, 1960.
Warning: These citations may not always be 100% accurate.