Cita APA (7a ed.)
(1990). Methotrexate appears safe in long-term, low-dose Tx. Geriatrics, 45(9), 16.
Cita Chicago Style (17a ed.)
"Methotrexate Appears Safe in Long-term, Low-dose Tx." Geriatrics 45, no. 9 (1990): 16.
Cita MLA (9a ed.)
"Methotrexate Appears Safe in Long-term, Low-dose Tx." Geriatrics, vol. 45, no. 9, 1990, p. 16.
Precaución: Estas citas no son 100% exactas.