Portek, I., Wordsworth, B., & Mowat, A. (1983). COEXISTENT TOPHACEOUS GOUT AND ANKYLOSING-SPONDYLITIS.
芝加哥风格引文Portek, I., B. Wordsworth, 与 A. Mowat. COEXISTENT TOPHACEOUS GOUT AND ANKYLOSING-SPONDYLITIS. 1983.
MLA引文Portek, I., et al. COEXISTENT TOPHACEOUS GOUT AND ANKYLOSING-SPONDYLITIS. 1983.
警告：这些引文格式不一定是100％准确.