Dyfyniad APA

Hansen, T. A., & Slesnick, I. L. (2006). Adventures in paleontology: 36 classroom fossil activities. NSTA Press.

Dyfyniad Arddull Chicago

Hansen, Thor A., and Irwin L. Slesnick. Adventures in Paleontology: 36 Classroom Fossil Activities. Arlington, VA: NSTA Press, 2006.

Dyfyniad MLA

Hansen, Thor A., and Irwin L. Slesnick. Adventures in Paleontology: 36 Classroom Fossil Activities. NSTA Press, 2006.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.