@book { LinguisticInterferenceandFirstLanguageAttrition,
    title = "Linguistic Interference and First-Language Attrition",
    subtitle = "German and Hungarian in the San Francisco Bay Area",
    author = "Gergely {Tóth}",
    year = "2007",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1103927"
}