(1600). [Illustration depicting two shepherds and sheep at a watering trough from an unidentified work]. s.n..
Chicago Style (17th ed.) Citation[Illustration Depicting Two Shepherds and Sheep at a Watering Trough from an Unidentified Work]. [S.l.: s.n., 1600.
MLA (8th ed.) Citation[Illustration Depicting Two Shepherds and Sheep at a Watering Trough from an Unidentified Work]. s.n., 1600.
Warning: These citations may not always be 100% accurate.