Grätzer, G. (1971). Lattice Theory: First Concepts. W.H. Freeman.
Chicagoスタイル(17版)引用形式Grätzer, George. Lattice Theory: First Concepts. San Francisco: W.H. Freeman, 1971.
MLA(9版)引用形式Grätzer, George. Lattice Theory: First Concepts. W.H. Freeman, 1971.
警告: この引用は必ずしも正確ではありません.