Cita APA (7th ed.)

Guerrero, R. D., III. (2008). Iron fertilization increases seaweed yield. Agriculture.

Cita Chicago (17th ed.)

Guerrero, Rafael D., III. "Iron Fertilization Increases Seaweed Yield." Agriculture 2008.

Cita MLA (9th ed.)

Guerrero, Rafael D., III. "Iron Fertilization Increases Seaweed Yield." Agriculture, 2008.