Styl cytowania APA

Peter T.Bobrowsky, Bobrowsky, P. T., & Rickman, H. (2007). Comet/asteroid impacts and human society: An interdisciplinary approach. Springer.

Styl cytowania Chicago

Peter T.Bobrowsky, Peter T. Bobrowsky, i H. Rickman. Comet/asteroid Impacts and Human Society: An Interdisciplinary Approach. Berlin ; New York: Springer, 2007.

Styl cytowania MLA

Peter T.Bobrowsky, et al. Comet/asteroid Impacts and Human Society: An Interdisciplinary Approach. Springer, 2007.