Bjerrum, K. B. (2000). Primary Sjogren's syndrome and keratoconjunctivitis sicca: Diagnostic methods, frequency and social disease aspects. Munksgaard.
Chicago-стиль цитированияBjerrum, Kirsten Birgitte. Primary Sjogren's Syndrome and Keratoconjunctivitis Sicca: Diagnostic Methods, Frequency and Social Disease Aspects. Copenhagen: Munksgaard, 2000.
MLA-цитированиеBjerrum, Kirsten Birgitte. Primary Sjogren's Syndrome and Keratoconjunctivitis Sicca: Diagnostic Methods, Frequency and Social Disease Aspects. Munksgaard, 2000.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.