Lua APA (7ú heag.)

Halvorson, H. O. (1972). Spores V. American Society for Microbiology.

Lua i Stíl Chicago (17ú heag.)

Halvorson, Harlyn O. Spores V. Washington D.C: American Society for Microbiology, 1972.

Lua MLA (9ú heag.)

Halvorson, Harlyn O. Spores V. American Society for Microbiology, 1972.

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