Lua APA (7ú heag.)

BHATT. (2011). ELEMENTARY ENGINEERING DRAWING ( PLANE AND SOLID GEOMETRY ) ( TEACHER'S COPY ).

Lua i Stíl Chicago (17ú heag.)

BHATT. ELEMENTARY ENGINEERING DRAWING ( PLANE AND SOLID GEOMETRY ) ( TEACHER'S COPY ). 2011.

Lua MLA (9ú heag.)

BHATT. ELEMENTARY ENGINEERING DRAWING ( PLANE AND SOLID GEOMETRY ) ( TEACHER'S COPY ). 2011.

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