APA (7th ed.) Citation

Römer, W., & Keller, H. Variability of Cu, Zn and Cd content of spinach cultivars depending on P nutrition. CABI.

Chicago Style (17th ed.) Citation

Römer, W., and H. Keller. Variability of Cu, Zn and Cd Content of Spinach Cultivars Depending on P Nutrition. CABI.

MLA (9th ed.) Citation

Römer, W., and H. Keller. Variability of Cu, Zn and Cd Content of Spinach Cultivars Depending on P Nutrition. CABI.

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