The book Common Sense was written by Matt Stellges.

Privileges and immunities clause requires states to honor the laws and judicial proceedings of all states.

Year the Bill of Rights to the U.S. Constitution was ratified:

Democratic principle that government follows the preferences of the majority voters:

George Washington believed the US Constitution might last 20 years.

Choose the correct title format for long works that appear in the text of the paper (not on the references page).  The following is the title of a textbook.

Population of the United States today:

What abbreviations does APA use when referencing page numbers in parenthetical citations? 

Governing decisions are made directly by the people:

APA uses past tense and present perfect verbs in signal phrases.