APA

Kahn D. A., . (1999). Federal income tax: a student's guide to the Internal Revenue Code. New York: Foundation Press.

Chicago

Kahn Douglas A, . 1999. Federal income tax: a student's guide to the Internal Revenue Code. New York: Foundation Press.

Harvard

Kahn D. A., . (1999). Federal income tax: a student's guide to the Internal Revenue Code. New York: Foundation Press.

MLA

Kahn Douglas A, . Federal income tax: a student's guide to the Internal Revenue Code. New York: Foundation Press. 1999.