Παραπομπή σε μορφή APA (7η εκδ.)

Sokka, T., Kautiainen, H., Toloza, S., Mäkinen, H., Verstappen, S., Lund Hetland, M., . . . Pincus, T. (2007). QUEST-RA: Quantitative clinical assessment of patients with rheumatoid arthritis seen in standard rheumatology care in 15 countries.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sokka, T., et al. QUEST-RA: Quantitative Clinical Assessment of Patients with Rheumatoid Arthritis Seen in Standard Rheumatology Care in 15 Countries. 2007.

Παραπομπή σε μορφή MLA (9th εκδ.)

Sokka, T., et al. QUEST-RA: Quantitative Clinical Assessment of Patients with Rheumatoid Arthritis Seen in Standard Rheumatology Care in 15 Countries. 2007.