Forum Romanum
Outlines of Roman History: The Civil War Between Marius and Sulla
In William Morey's 1901 textbook, this section considers the dispute between Marius and Sulla, resulting in a civil war.
Wikimedia
Wikipedia: Marcus Licinius Crassus
This Wikipedia site provides biographical information on Roman politician Marcus Licinius Crassus. Includes a timeline of his life and a list of fictional portrayals of him.