APA (7th ed.) Citation

Pike, L. O. (1866). The English and their origin: A prologue to authentic English history. Longmans, Green.

Chicago Style (17th ed.) Citation

Pike, Luke Owen. The English and Their Origin: A Prologue to Authentic English History. London: Longmans, Green, 1866.

MLA (8th ed.) Citation

Pike, Luke Owen. The English and Their Origin: A Prologue to Authentic English History. Longmans, Green, 1866.