Cita APA (7a ed.)

Dussi,Maria Claudia. (1993). Fruit color development in red pears. (s/e).

Cita Chicago Style (17a ed.)

Dussi,Maria Claudia. Fruit Color Development in Red Pears. (s/l): (s/e), 1993.

Cita MLA (8a ed.)

Dussi,Maria Claudia. Fruit Color Development in Red Pears. (s/e), 1993.