Cita APA

Leuprecht, C., Sokolsky, J. J., & Hughes, T. (2020). North American Strategic Defense in the 21st Century. Springer International Publishing.

Chicago Style Citation

Leuprecht, Christian, Joel J. Sokolsky, i Thomas Hughes. North American Strategic Defense in the 21st Century. Springer International Publishing, 2020.

Cita MLA

Leuprecht, Christian, Joel J. Sokolsky, i Thomas Hughes. North American Strategic Defense in the 21st Century. Springer International Publishing, 2020.