Citação norma APA

Gladstone, W. E., & Schaff, P. (1875). The Vatican decrees in their bearing on civil allegiance: A political expostulation. Harper.

Citação norma Chicago

Gladstone, W. E., and Philip Schaff. The Vatican Decrees in Their Bearing on Civil Allegiance: A Political Expostulation. New York: Harper, 1875.

Citação norma MLA

Gladstone, W. E., and Philip Schaff. The Vatican Decrees in Their Bearing on Civil Allegiance: A Political Expostulation. Harper, 1875.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.