Gaya APA

Ingram, T, N., Laforge, R, W. (2020). Sales Management : analiysis and decision making (Tenth Edition). New York: Routledge.

Gaya MLA

Ingram, Thomas, N.., Laforge, Raymond, W.. "Sales Management : analiysis and decision making". Tenth Edition New York: Routledge, 2020. Text.