Berquist, H. R. (1960). Petrographic study of the crystalline rocks from the Opelike quadrangle, Alabama ..
芝加哥风格引文Berquist, Harlan Richard. Petrographic Study of the Crystalline Rocks from the Opelike Quadrangle, Alabama .. University, Ala, 1960.
MLA引文Berquist, Harlan Richard. Petrographic Study of the Crystalline Rocks from the Opelike Quadrangle, Alabama .. 1960.
警告：这些引文格式不一定是100％准确.