Kirschbaum, L. (1961). Clear Writing. Meridian Books.
Cita Chicago Style (17a ed.)Kirschbaum, Leo. Clear Writing. Cleveland, Estados Unidos: Meridian Books, 1961.
Cita MLA (9a ed.)Kirschbaum, Leo. Clear Writing. Meridian Books, 1961.
警告：這些引文格式不一定是100％准確.