Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Metcalf, D. M., Cabral, J. M. P., & Alves, L. (1992). Sixth-century Visigothic metrology. Some evidence from Portugal.

Chicago Citation Edition Citation

Metcalf, D. M., J. M. Peixoto Cabral, und L.C Alves. Sixth-century Visigothic Metrology. Some Evidence from Portugal. 1992.

MLA Citation Edition Citation

Metcalf, D. M., et al. Sixth-century Visigothic Metrology. Some Evidence from Portugal. 1992.