Young, I. D., & Madders, D. J. (1987). Unknown syndrome: Holoprosencephaly, congenital heart defects, and polydactyly.
استشهاد بنمط شيكاغوYoung, I D., و D J. Madders. Unknown Syndrome: Holoprosencephaly, Congenital Heart Defects, and Polydactyly. 1987.
MLA استشهادYoung, I D., و D J. Madders. Unknown Syndrome: Holoprosencephaly, Congenital Heart Defects, and Polydactyly. 1987.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.