Lua APA (7ú heag.)
ebrary, Inc, & Kelleher, N. B. (2012). U.S. oil sources: Turmoil and tranquility. Nova Science Publishers.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, agus Natalie B. Kelleher. U.S. Oil Sources: Turmoil and Tranquility. Hauppauge, N.Y.: Nova Science Publishers, 2012.
Lua MLA (9ú heag.)
ebrary, Inc, agus Natalie B. Kelleher. U.S. Oil Sources: Turmoil and Tranquility. Nova Science Publishers, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.