Cita APA (7a ed.)
H, F. (2007 Sep-Oct). Publisher's letter. Optimism earned: A reason for hope. MAMM (1099-5633), 9(5), 6-7.
Cita Chicago Style (17a ed.)
H, Frieze. "Publisher's Letter. Optimism Earned: A Reason for Hope." MAMM (1099-5633) 9, no. 5 (2007 Sep-Oct): 6-7.
Cita MLA (9a ed.)
H, Frieze. "Publisher's Letter. Optimism Earned: A Reason for Hope." MAMM (1099-5633), vol. 9, no. 5, 2007 Sep-Oct, pp. 6-7.
Precaución: Estas citas no son 100% exactas.