Sonn, U. (1996). Longitudinal studies of dependence in daily life activities among elderly persons: Methodological development, use of assistive devices and relation to impairments and functional limitations. Scandinavian Univ. Press.
Chicago Style (17th ed.) CitationSonn, Ulla. Longitudinal Studies of Dependence in Daily Life Activities Among Elderly Persons: Methodological Development, Use of Assistive Devices and Relation to Impairments and Functional Limitations. Oslo [u.a.]: Scandinavian Univ. Press, 1996.
MLA (9th ed.) CitationSonn, Ulla. Longitudinal Studies of Dependence in Daily Life Activities Among Elderly Persons: Methodological Development, Use of Assistive Devices and Relation to Impairments and Functional Limitations. Scandinavian Univ. Press, 1996.