The basic idea for formatting is to use the default LaTeX two-column article style or MSWord equivalents. Take a look at the following LaTex Format Sample .
Additional details follow below.
Use plain, white, 8.5 x 11 paper. Papers should be typeset in two-column format, using 10pt Computer Modern or Times Roman font. An abstract of at most 200 words should begin the first column. With the exception of the first paragraph in each section, paragraphs should be indented 2 em . Text should be single-spaced, with no additional spacing between paragraphs.