APA-referens

Billings, F. T., Hillman, J. W., & Regen, E. M. (1957). Spleleologic Management of Consumption in Mammoth Cave. An Early Effort in Climatologic Therapy.

Chicago-stil citat

Billings, F. Tremaine, J. William Hillman, och Eugene M. Regen. Spleleologic Management of Consumption in Mammoth Cave. An Early Effort in Climatologic Therapy. 1957.

MLA-referens

Billings, F. Tremaine, J. William Hillman, och Eugene M. Regen. Spleleologic Management of Consumption in Mammoth Cave. An Early Effort in Climatologic Therapy. 1957.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.