APA (7th ed.) Citation

Willdenow, K. L. (1805). The principles of botany, and of vegetable physiology. University Press.

Chicago Style (17th ed.) Citation

Willdenow, Karl Ludwig. The Principles of Botany, and of Vegetable Physiology. Edinburgh: University Press, 1805.

MLA (9th ed.) Citation

Willdenow, Karl Ludwig. The Principles of Botany, and of Vegetable Physiology. University Press, 1805.

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