APA Citation

Gierke, O. v. 1., & Maitland, F. W. Political theories of the Middle Age.

Chicago Style Citation

Gierke, Otto von,‏ 1841-1921,, and Frederic William Maitland. Political Theories of the Middle Age.

MLA Citation

Gierke, Otto von,‏ 1841-1921,, and Frederic William Maitland. Political Theories of the Middle Age.

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