Cita APA (7a ed.)

(2015). Drawing lines in sand and snow: Border security and North American economic integration. Routledge.

Cita Chicago Style (17a ed.)

Drawing Lines in Sand and Snow: Border Security and North American Economic Integration. London, [England] ; New York, New York: Routledge, 2015.

Cita MLA (9a ed.)

Drawing Lines in Sand and Snow: Border Security and North American Economic Integration. Routledge, 2015.