Volkwein, J. C., Vinson, R. P., & Thimons, E. D. (1981). Effects of humidity on salt mine dust: A preliminary report. U.S. Dept. of the Interior, Bureau of Mines.
Citazione stile Chigago Style (17a edizione)Volkwein, J. C., Robert P. Vinson, e Edward D. Thimons. Effects of Humidity on Salt Mine Dust: A Preliminary Report. Pittsburgh, Panama: U.S. Dept. of the Interior, Bureau of Mines, 1981.
Citatione MLA (9a ed.)Volkwein, J. C., et al. Effects of Humidity on Salt Mine Dust: A Preliminary Report. U.S. Dept. of the Interior, Bureau of Mines, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.