(1975). Tomato fruitworm, Helicoverpa armigera Huebner, Life-cycle / E.W. Valentine.
Cita Chicago (17th ed.)Tomato Fruitworm, Helicoverpa Armigera Huebner, Life-cycle / E.W. Valentine. 1975.
Cita MLA (9th ed.)Tomato Fruitworm, Helicoverpa Armigera Huebner, Life-cycle / E.W. Valentine. 1975.
Atenció: Aquestes cites poden no estar 100% correctes.