APA (7th ed.) Citation

Lepp, N. (1981). Effect of heavy metal pollution on plants. Applied Science Publishers.

Chicago Style (17th ed.) Citation

Lepp, N.W. Effect of Heavy Metal Pollution on Plants. London [etc.]: Applied Science Publishers, 1981.

MLA (9th ed.) Citation

Lepp, N.W. Effect of Heavy Metal Pollution on Plants. Applied Science Publishers, 1981.

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