APA (7th ed.) Citation

(1970). French School: Early 19th century, impressionists, post-impressionists etc. National Gallery.

Chicago Style (17th ed.) Citation

French School: Early 19th Century, Impressionists, Post-impressionists Etc. London: National Gallery, 1970.

MLA (9th ed.) Citation

French School: Early 19th Century, Impressionists, Post-impressionists Etc. National Gallery, 1970.

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