APA (7th ed.) Citation

Delany, M. R. (1879). Principia of ethnology: The origin of races and color, with an archeological compendium of Ethiopian and Egyptian civilization, from years of careful examination and enquiry,. Harper & brother.

Chicago Style (17th ed.) Citation

Delany, Martin Robison. Principia of Ethnology: The Origin of Races and Color, with an Archeological Compendium of Ethiopian and Egyptian Civilization, from Years of Careful Examination and Enquiry,. Philadelphia: Harper & brother, 1879.

MLA (9th ed.) Citation

Delany, Martin Robison. Principia of Ethnology: The Origin of Races and Color, with an Archeological Compendium of Ethiopian and Egyptian Civilization, from Years of Careful Examination and Enquiry,. Harper & brother, 1879.

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