Cita APA (7a ed.)

Guerrero, R. D., III. (2013). Raising earthworms for organic tilapia culture. Agriculture.

Cita Chicago Style (17a ed.)

Guerrero, Rafael D., III. "Raising Earthworms for Organic Tilapia Culture." Agriculture 2013.

Cita MLA (9a ed.)

Guerrero, Rafael D., III. "Raising Earthworms for Organic Tilapia Culture." Agriculture, 2013.