TY  - BOOK
AU  - Szasz, Gabor
TI  - Introduction to lattice theory
U1  - 512.865 SZA 
PY  - 1964///, c1963
CY  - New York
PB  - Academic Press.
KW  - Lattice theory
N1  - Translation of Bevezetes a haloelmeletbe; Includes bibliography: p. 216 -224
ER  -