APA (7th ed.) Citation

Tipping, E., & Backes, C. A. (1987). Aluminum complexation by an aquatic humic fraction under acidic conditions. Water Research, 21(2), 211.

Chicago Style (17th ed.) Citation

Tipping, E., and C. A. Backes. "Aluminum Complexation by an Aquatic Humic Fraction Under Acidic Conditions." Water Research 21, no. 2 (1987): 211.

MLA (9th ed.) Citation

Tipping, E., and C. A. Backes. "Aluminum Complexation by an Aquatic Humic Fraction Under Acidic Conditions." Water Research, vol. 21, no. 2, 1987, p. 211.