APA (7th ed.) Citation

(2011). Blackie and Sons Catalogue - 1886 Books for Young People. Project Gutenberg.

Chicago Style (17th ed.) Citation

Blackie and Sons Catalogue - 1886 Books for Young People. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Blackie and Sons Catalogue - 1886 Books for Young People. Project Gutenberg, 2011.

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