Wolverton, B. C. (1997). How to grow fresh air: 50 houseplants that purify your home or office. Penguin Books.
Style de citation Chicago (17e éd.)Wolverton, B. C. How to Grow Fresh Air: 50 Houseplants That Purify Your Home or Office. New York: Penguin Books, 1997.
Style de citation MLA (8e éd.)Wolverton, B. C. How to Grow Fresh Air: 50 Houseplants That Purify Your Home or Office. Penguin Books, 1997.
Attention : ces citations peuvent ne pas être correctes à 100%.