APA aipamena

Perez, D. (1999). GNP growth in 1998 marginal. Manila Bulletin.

Chicago Style aipamena

Perez, Delfin. "GNP Growth in 1998 Marginal." Manila Bulletin 1999.

MLA aipamena

Perez, Delfin. "GNP Growth in 1998 Marginal." Manila Bulletin, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.