APA
Prasad N K and Prasad A K, . (1991). Principles and practice of cost accounting vol.I. Calcutta: Book syndicate Pvt. Ltd.
Chicago
Prasad N K and Prasad A K, . 1991. Principles and practice of cost accounting vol.I. Calcutta: Book syndicate Pvt. Ltd.
Harvard
Prasad N K and Prasad A K, . (1991). Principles and practice of cost accounting vol.I. Calcutta: Book syndicate Pvt. Ltd.
MLA
Prasad N K and Prasad A K, . Principles and practice of cost accounting vol.I. Calcutta: Book syndicate Pvt. Ltd. 1991.