Introducing Leviticus - An introduction to Leviticus and study questions drawn from the NIV Quiet Time Bible. From InterVarsity Press. - http://www.ivpress.com/bible/lev/
DrBarrick.org: The Book of Leviticus - Brief introduction and recommended study materials. - http://www.drbarrick.org/Website%20Files/LeviticusIntro.pdf
Chronology of the Book of Leviticus - Text of the book of Leviticus. Short summaries of chapters. Also contains diagrams, maps and tables for some chapters. - http://www.commandmentsofyhwh.org/Leviticus/index.html