APA (7th ed.) Citation

Spofford, C. B. (1927). World trade in coal tar dyes, colorings for foodstuffs: India. [publisher not identified].

Chicago Style (17th ed.) Citation

Spofford, C. B. World Trade in Coal Tar Dyes, Colorings for Foodstuffs: India. Washington, D.C.: [publisher not identified], 1927.

MLA (9th ed.) Citation

Spofford, C. B. World Trade in Coal Tar Dyes, Colorings for Foodstuffs: India. [publisher not identified], 1927.