Gaya APA

Bertalanffy, L, V. (1968). General System Theory : Foundations, Development, Applications (Ilmu Hukum). : Serambi Ilmu Semesta.

Gaya MLA

Bertalanffy, Ludwig, Von. "General System Theory : Foundations, Development, Applications". Ilmu Hukum : Serambi Ilmu Semesta, 1968. .