Παραπομπή APA

Rathnam, P., & Lalitha, P. (1987). Rathnam's costing theory. Kitab Mahal.

Παραπομπή Chicago Style

Rathnam, P.V, και P. Lalitha. Rathnam's Costing Theory. Allahabad: Kitab Mahal, 1987.

Παραπομπή MLA

Rathnam, P.V, και P. Lalitha. Rathnam's Costing Theory. Kitab Mahal, 1987.