Solis, A. (1999). Steven J. Leach, Jr. + Associates (consultants), Inc. AmCham Philippines Business Journal.
Chicago Style aipamenaSolis, A.J. "Steven J. Leach, Jr. + Associates (consultants), Inc." AmCham Philippines Business Journal 1999.
MLA aipamenaSolis, A.J. "Steven J. Leach, Jr. + Associates (consultants), Inc." AmCham Philippines Business Journal, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.