Cita APA (7a ed.)

Giesey, R. E. (1968). If not, not: The oath of the Aragonese and the legendary laws of Sobrarbe. Princeton University Press.

Cita Chicago Style (17a ed.)

Giesey, Ralph E. If Not, Not: The Oath of the Aragonese and the Legendary Laws of Sobrarbe. Princeton, New Jersey: Princeton University Press, 1968.

Cita MLA (8a ed.)

Giesey, Ralph E. If Not, Not: The Oath of the Aragonese and the Legendary Laws of Sobrarbe. Princeton University Press, 1968.