KLOPFENSTEIN, K. F. (1991). Exponential and logarithmic functions. Davies and Associates Academic Pub.
Citazione stile Chigago Style (17a edizione)KLOPFENSTEIN, Kenneth F. Exponential and Logarithmic Functions. Aurora: Davies and Associates Academic Pub, 1991.
Citatione MLA (9a ed.)KLOPFENSTEIN, Kenneth F. Exponential and Logarithmic Functions. Davies and Associates Academic Pub, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.