APA Citation

Porras Estrada, D. M. (1973). Mark Twain: His life and his work. Heredia: D.M. Porras.

Chicago Style Citation

Porras Estrada, Daisy María. Mark Twain: His Life and His Work. Heredia: D.M. Porras, 1973.

MLA Citation

Porras Estrada, Daisy María. Mark Twain: His Life and His Work. Heredia: D.M. Porras, 1973.

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