Παραπομπή APA

Lieberman, J. K. (1967). Understanding our constitution. Walker and company.

Παραπομπή Chicago Style

Lieberman, Jethro K. Understanding Our Constitution. NewYork: Walker and company, 1967.

Παραπομπή MLA

Lieberman, Jethro K. Understanding Our Constitution. Walker and company, 1967.