APA (7th ed.) Citation

Harriman, A. A Perspective on Indigo: An Iconic Colorant. MDPI AG.

Chicago Style (17th ed.) Citation

Harriman, Anthony. A Perspective on Indigo: An Iconic Colorant. MDPI AG.

MLA (9th ed.) Citation

Harriman, Anthony. A Perspective on Indigo: An Iconic Colorant. MDPI AG.

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