Spry, I. C. F. (1987). Income tax refreshers, 1987. Leo Cussen Institute.
Chicago Style (17th ed.) CitationSpry, I. C. F. Income Tax Refreshers, 1987. Melbourne: Leo Cussen Institute, 1987.
MLA引文Spry, I. C. F. Income Tax Refreshers, 1987. Leo Cussen Institute, 1987.
警告:這些引文格式不一定是100%准確.