Lua APA (7ú heag.)

BERLIN H.M. (1985). THE 555 TIMER APPLICATION SOURCE BOOK WITH EXPERIMENTS. BPB PUB.

Lua i Stíl Chicago (17ú heag.)

BERLIN H.M. THE 555 TIMER APPLICATION SOURCE BOOK WITH EXPERIMENTS. BPB PUB, 1985.

Lua MLA (9ú heag.)

BERLIN H.M. THE 555 TIMER APPLICATION SOURCE BOOK WITH EXPERIMENTS. BPB PUB, 1985.

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