Gaya APA

Walther, L, M. (2010). Process and Activity-Based Costing : Managerial and Cost Accounting (1st Edition). : www.bookboon.com.

Gaya MLA

Walther, Larry, M.. "Process and Activity-Based Costing : Managerial and Cost Accounting". 1st Edition : www.bookboon.com, 2010. Text.