Παραπομπή APA

Amey, L. (1969). Efficiency of business enterprises. George Allen & Unwin.

Παραπομπή Chicago Style

Amey, L.R. Efficiency of Business Enterprises. London: George Allen & Unwin, 1969.

Παραπομπή MLA

Amey, L.R. Efficiency of Business Enterprises. George Allen & Unwin, 1969.