Shartar, M., & Shavin, N. (1978). The wonderful world of Coca-Cola. Perry Communications.
Dyfyniad Arddull ChicagoShartar, Martin, and Norman Shavin. The Wonderful World of Coca-Cola. Atlanta: Perry Communications, 1978.
Dyfyniad MLAShartar, Martin, and Norman Shavin. The Wonderful World of Coca-Cola. Perry Communications, 1978.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.