Small C - Definition, history, links, from FOLDOC. - http://foldoc.org/foldoc/foldoc.cgi?Small-C
Catalog of Compilers: Small C - Definition, history (old but still useful), links. [Idiom Consulting] - http://www.idiom.com/free-compilers/TOOL/SmallC-1.html
The Small C Handbook - By James E. Hendrix; Reston Publishing Co., 1984, ISBN 0835970124. Purchase source for used copies. [Amazon.com] - http://www.amazon.com/exec/obidos/ASIN/0835970124
Small C Files - Small C: a C language subset compiler, available with source code; very easy to port to other CPUs. Descriptions, ports to several processors and OSs, some tools. [Public Domain, Open Source] - http://www.cpm.z80.de/small_c.html