APA (7th ed.) Citation

Callmer, J. (1977). Trade beads and bead trade in Scandinavia: Ca. 800-1000 A.D. Habelt.

Chicago Style (17th ed.) Citation

Callmer, Johan. Trade Beads and Bead Trade in Scandinavia: Ca. 800-1000 A.D. Bonn: Habelt, 1977.

MLA (9th ed.) Citation

Callmer, Johan. Trade Beads and Bead Trade in Scandinavia: Ca. 800-1000 A.D. Habelt, 1977.

Warning: These citations may not always be 100% accurate.