Gavin, D. G., & Brubaker, L. B. (2015). Late Pleistocene and Holocene Environmental Change on the Olympic Peninsula, Washington. Springer International Publishing : Imprint: Springer.

Gavin, Daniel G., and Linda B. Brubaker. Late Pleistocene and Holocene Environmental Change on the Olympic Peninsula, Washington. Cham: Springer International Publishing : Imprint: Springer, 2015.

Gavin, Daniel G., and Linda B. Brubaker. Late Pleistocene and Holocene Environmental Change on the Olympic Peninsula, Washington. Springer International Publishing : Imprint: Springer, 2015.