Johansson, Å. (1984). The geology and genesis of lead-zinc veins in Sweden. Dept. of Geology, Stockholm University.
Chicago Style (17. basım) AtıfJohansson, Åke. The Geology and Genesis of Lead-zinc Veins in Sweden. Stockholm, Sweden: Dept. of Geology, Stockholm University, 1984.
MLA (8th ed.) AtıfJohansson, Åke. The Geology and Genesis of Lead-zinc Veins in Sweden. Dept. of Geology, Stockholm University, 1984.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..