Lua APA (7ú heag.)
Paddock, J. Certain systematic methods of scientific thinking may produce much more rapid progress than others.
Lua i Stíl Chicago (17ú heag.)
Paddock, John. Certain Systematic Methods of Scientific Thinking May Produce Much More Rapid Progress than Others.
Lua MLA (9ú heag.)
Paddock, John. Certain Systematic Methods of Scientific Thinking May Produce Much More Rapid Progress than Others.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.