Hobart H. Willard. (1993). Kaedah analisis beralatan. DBP.
Chicago Style (17th ed.) CitationHobart H. Willard. Kaedah Analisis Beralatan. K.L: DBP, 1993.
MLA (8th ed.) CitationHobart H. Willard. Kaedah Analisis Beralatan. DBP, 1993.
Warning: These citations may not always be 100% accurate.