Siemens, R. E., Stickney, W. A., & Good, P. C. (1975). Recovery of nickel and cobalt from low-grade domestic laterites. U.S. Dept. of the Interior.
Цитирование в стиле Чикаго (17-е изд.)Siemens, R. E., William Albert Stickney, и P. C. Good. Recovery of Nickel and Cobalt from Low-grade Domestic Laterites. Washington, D.C.: U.S. Dept. of the Interior, 1975.
Цитирование MLA (9-е изд.)Siemens, R. E., et al. Recovery of Nickel and Cobalt from Low-grade Domestic Laterites. U.S. Dept. of the Interior, 1975.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.