Brunnacker, K., Urban, B., & Schnitzer, W. A. (1977). Der jungpleistozane Loss am Mittel- und Niederrhein anhand neuer Untersuchungsmethoden=: The younger Pleistocene Loess in the middle and lower Rhine valley on the basis of new of investigation methods. [Stuttgart]: [s.n.].
Chicago Style CitationBrunnacker, Karl, Brigitte Urban, and Walter Alexander Schnitzer. Der Jungpleistozane Loss Am Mittel- Und Niederrhein Anhand Neuer Untersuchungsmethoden=: The Younger Pleistocene Loess in the Middle and Lower Rhine Valley On the Basis of New of Investigation Methods. [Stuttgart]: [s.n.], 1977.
MLA CitationBrunnacker, Karl, Brigitte Urban, and Walter Alexander Schnitzer. Der Jungpleistozane Loss Am Mittel- Und Niederrhein Anhand Neuer Untersuchungsmethoden=: The Younger Pleistocene Loess in the Middle and Lower Rhine Valley On the Basis of New of Investigation Methods. [Stuttgart]: [s.n.], 1977.