(2001). Load limits, mahigpit na ipatutupad sa tulay, skyway-DPWH. Kabayan.
Lua i Stíl Chicago (17ú heag.)"Load Limits, Mahigpit Na Ipatutupad Sa Tulay, Skyway-DPWH." Kabayan 2001.
Lua MLA (9ú heag.)"Load Limits, Mahigpit Na Ipatutupad Sa Tulay, Skyway-DPWH." Kabayan, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.