Dyfyniad APA

Lowe, J. J., & Walker, M. J. C. (1999). Reconstructing quaternary environments: 2nd ed (2nd ed.). Longman.

Dyfyniad Arddull Chicago

Lowe, J J., and M J C. Walker. Reconstructing Quaternary Environments: 2nd Ed. 2nd ed. London: Longman, 1999.

Dyfyniad MLA

Lowe, J J., and M J C. Walker. Reconstructing Quaternary Environments: 2nd Ed. 2nd ed. Longman, 1999.

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