APA (7th ed.) Citation

Petersen, N. H. (1992). American intelligence, 1775-1990: A bibliographical guide. Regina Books.

Chicago Style (17th ed.) Citation

Petersen, Neal H. American Intelligence, 1775-1990: A Bibliographical Guide. Claremont, Calif.: Regina Books, 1992.

MLA (9th ed.) Citation

Petersen, Neal H. American Intelligence, 1775-1990: A Bibliographical Guide. Regina Books, 1992.

Warning: These citations may not always be 100% accurate.