APA (7th ed.) Citation

(1973). Pieter Engels selfportrait of this century. Michiels.

Chicago Style (17th ed.) Citation

Pieter Engels Selfportrait of This Century. Berchem: Michiels, 1973.

MLA (9th ed.) Citation

Pieter Engels Selfportrait of This Century. Michiels, 1973.

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