Gaya APA

York, R, E, K, M, A, B, S, M, P, B, G, W, M, B, A, N, Y, N. (1998). Methotrexate and psoriasis . : .

Gaya MLA

York, Robert, E., Kalb,, MD,, A, Bruce, Strober,, MD,, PhD,, B, Gerald, Weinstein,, MD,, Buffalo, And, New, York,, New. "Methotrexate and psoriasis". : , 1998. Text.