latex labels code example

Example 1: latex labels

ch:		chapter
sec:	section
subsec:	subsection
fig:	figure
tab:	table
eq:		equation
lst:	code listing
itm:	enumerated list item
alg:	algorithm
app:	appendix subsection

Example 2: latex reference labels

\label{marker} % for labeling somehting
\ref{marker} % reference to the label