(1971). The literature of American aboriginal languages / by Hermann E. Ludewig. With additions and corrections, by Professor Wm. W. Turner. Edited by Nicolas Trübner. London, Trübner, 1858.
Chicago-viite (17. p.)The Literature of American Aboriginal Languages / by Hermann E. Ludewig. With Additions and Corrections, by Professor Wm. W. Turner. Edited by Nicolas Trübner. London, Trübner, 1858. 1971.
MLA-viite (9. p.)The Literature of American Aboriginal Languages / by Hermann E. Ludewig. With Additions and Corrections, by Professor Wm. W. Turner. Edited by Nicolas Trübner. London, Trübner, 1858. 1971.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.