Estrada, M. R. (2017). Food safety. IN Food For The Family [column]: To eat or not to eat. Health & Home.
Chicago-viite (17. p.)Estrada, Miriam Razon. "Food Safety. IN Food For The Family [column]: To Eat or Not to Eat." Health & Home 2017.
MLA-viite (9. p.)Estrada, Miriam Razon. "Food Safety. IN Food For The Family [column]: To Eat or Not to Eat." Health & Home, 2017.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.