APA (7th ed.) Citation

Eckardt, G., & Eckardt, D. (1960). Diego Velázquez (o.A.). Henschelverlag.

Chicago Style (17th ed.) Citation

Eckardt, Götz, and Dorette Eckardt. Diego Velázquez. o.A. Berlin: Henschelverlag, 1960.

MLA (8th ed.) Citation

Eckardt, Götz, and Dorette Eckardt. Diego Velázquez. o.A. Henschelverlag, 1960.

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