Παραπομπή APA

Basu, M. (1972). Problems on costing. Basu.

Παραπομπή Chicago Style

Basu, M.L. Problems on Costing. Calvcutta: Basu, 1972.

Παραπομπή MLA

Basu, M.L. Problems on Costing. Basu, 1972.