Gaya APA

Emshoff, J, R., Denlinger, T, E. (1991). The New rules of the game . : New Jork.Harper Bussines.

Gaya MLA

Emshoff, James, R., Denlinger, Teri, E.. "The New rules of the game". : New Jork.Harper Bussines, 1991. Text.