Gaya APA

HENCKAERSTS, J., DOSWALD_BECK, L. (2005). Customary International Humanitarian Law . Cambrigde UK: Cambrigde University Press.

Gaya MLA

HENCKAERSTS, Jean-Marie., DOSWALD_BECK, Louise. "Customary International Humanitarian Law". Cambrigde UK: Cambrigde University Press, 2005. Text.