The Oxford Companion to American Law is a one-volume, A-Z encyclopedia that covers topics ranging from aging and the law, wiretapping and electronic eavesdropping, the Salem Witch Trials and Plessy vs. Ferguson.
This edition includes new entries on key cases and fully updated treatment of crucial areas of constitutional law, such as abortion, freedom of religion, school desegregation, freedom of speech, voting rights, military tribunals, and the rights of the accused.
The Oxford Handbook of the U.S. Constitution offers a comprehensive overview and introduction to the U.S. Constitution from the perspectives of history, political science, law, rights, and constitutional themes, while focusing on its development, structures, rights, and role in the U.S. political system and culture.
The Oxford Companion to American Law by 
The Oxford Companion to the Supreme Court of the United States by 
The Oxford Handbook of the U. S. Constitution by