Gaya APA

Pyle, W, W., larson, K, D. (1981). Fundamental accounting principles ed. 9 (9). New York: Richard D. Irwin.

Gaya MLA

Pyle, Wiliam, W., larson, Kermit, D. "Fundamental accounting principles ed. 9". 9 New York: Richard D. Irwin, 1981. Text.