Παραπομπή APA

Walker, A. C. (1975). Torsion. Chatto and Windus.

Παραπομπή Chicago Style

Walker, A C. Torsion. London: Chatto and Windus, 1975.

Παραπομπή MLA

Walker, A C. Torsion. Chatto and Windus, 1975.