Estupigan, R. (1998). Planning the nursery: What every nursery should have. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)Estupigan, Ruth. "Planning the Nursery: What Every Nursery Should Have." Manila Bulletin 1998.
Lua MLA (9ú heag.)Estupigan, Ruth. "Planning the Nursery: What Every Nursery Should Have." Manila Bulletin, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.