Não informado. (2002). Journal American Pomological Society. American Pomological Society.
Chicago-viite (17. p.)Não informado. Journal American Pomological Society. University Park, Pa: American Pomological Society, 2002.
MLA-viite (8. p.)Não informado. Journal American Pomological Society. American Pomological Society, 2002.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.