Dyfyniad APA

Sutton, M., Briggs, D., Siveter, D., & Siveter, D. (2011). A soft-bodied lophophorate from the Silurian of England.

Dyfyniad Arddull Chicago

Sutton, MD, D. Briggs, D. Siveter, and D. Siveter. A Soft-bodied Lophophorate from the Silurian of England. 2011.

Dyfyniad MLA

Sutton, MD, et al. A Soft-bodied Lophophorate from the Silurian of England. 2011.

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