Gaya APA

Gitman, L, J., Zutter, C, J. (2012). Principles of managerial finance thirteenth edition (Thirteenth edition). Boston: Pearson Education Limited.

Gaya MLA

Gitman, Lawrence, J.., Zutter, Chad, J.. "Principles of managerial finance thirteenth edition". Thirteenth edition Boston: Pearson Education Limited, 2012. MM.