توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Drake, K. (1981). Geochemistry of tin, tungsten and molybdenum in Swedish Proterozoic granitoids: Its potential use in regional mineral exploration. Dept. of Geology, Stockholm University.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Drake, Karl-Magnus. Geochemistry of Tin, Tungsten and Molybdenum in Swedish Proterozoic Granitoids: Its Potential Use in Regional Mineral Exploration. Stockholm: Dept. of Geology, Stockholm University, 1981.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Drake, Karl-Magnus. Geochemistry of Tin, Tungsten and Molybdenum in Swedish Proterozoic Granitoids: Its Potential Use in Regional Mineral Exploration. Dept. of Geology, Stockholm University, 1981.