Khalid Yusoff. (1993). Panduan elektrokardiografi. Penerbit Universiti Kebangsaan Malaysia.
Chicago Style (17th ed.) CitationKhalid Yusoff. Panduan Elektrokardiografi. Bangi, Selangor: Penerbit Universiti Kebangsaan Malaysia, 1993.
MLA (9th ed.) CitationKhalid Yusoff. Panduan Elektrokardiografi. Penerbit Universiti Kebangsaan Malaysia, 1993.
Warning: These citations may not always be 100% accurate.