APA aipamena

Middleton, T. C. (1907). State of Geographical Knowledge at the Time of the Discovery of America, A.D. 1492. Delaware Co., Pa..

Chicago Style aipamena

Middleton, Thomas C. State of Geographical Knowledge at the Time of the Discovery of America, A.D. 1492. Delaware Co., Pa., 1907.

MLA aipamena

Middleton, Thomas C. State of Geographical Knowledge at the Time of the Discovery of America, A.D. 1492. Delaware Co., Pa., 1907.