HARPER, W., & HARPER, W. (1976). Statistics W.m. Harper. Macdonald and Evans.
Chicago Style (17th ed.) CitationHARPER, W.M, and W.M HARPER. Statistics W.m. Harper. Macdonald and Evans, 1976.
MLA (8th ed.) CitationHARPER, W.M, and W.M HARPER. Statistics W.m. Harper. Macdonald and Evans, 1976.
Warning: These citations may not always be 100% accurate.