APA (7th ed.) Citation

Ferguson,John H, & McHenry,Dean E. (1967). The American System of Government (9th ed .). Mc Graw Hill Book Company.

Chicago Style (17th ed.) Citation

Ferguson,John H, and McHenry,Dean E. The American System of Government. 9th ed . New York: Mc Graw Hill Book Company, 1967.

MLA (9th ed.) Citation

Ferguson,John H, and McHenry,Dean E. The American System of Government. 9th ed . Mc Graw Hill Book Company, 1967.