Greibach, S. (1975). Theory of program structures: Schemes, semantics, verification. Springer-Verlag.
芝加哥风格引文Greibach, Sheila. Theory of Program Structures: Schemes, Semantics, Verification. Berlin ; New York: Springer-Verlag, 1975.
MLA引文Greibach, Sheila. Theory of Program Structures: Schemes, Semantics, Verification. Springer-Verlag, 1975.
警告：这些引文格式不一定是100％准确.