APA (7th ed.) Citation

Ferreira, A. M. R., Lima, J. L. F. C., & Rangel, A. O. S. S. (2011). Colorimetric determination of available iron in soils by flow injection analysis.

Chicago Style (17th ed.) Citation

Ferreira, A. M. R., J. L. F. C. Lima, and António O. S. S. Rangel. Colorimetric Determination of Available Iron in Soils by Flow Injection Analysis. 2011.

MLA (8th ed.) Citation

Ferreira, A. M. R., et al. Colorimetric Determination of Available Iron in Soils by Flow Injection Analysis. 2011.

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