Lua APA (7ú heag.)

<SUGIANTO, P. Distribusi momen dua siklus. Portland Cement Association (PCA).

Lua i Stíl Chicago (17ú heag.)

<SUGIANTO, Paulus>. Distribusi Momen Dua Siklus. Portland Cement Association (PCA).

Lua MLA (8ú heag.)

<SUGIANTO, Paulus>. Distribusi Momen Dua Siklus. Portland Cement Association (PCA).

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.