Harden, Warren D.

• Bulletin of the Oklahoma Ornithological Society Vol 5, No 1 (1972) - Articles
  Predation by hawks on bats at Vickery Bat Cave
  Details  PDF
• Bulletin of the Oklahoma Ornithological Society Vol. 51 No. 2 (2018) - Articles
  Fall migration of mountain bluebirds (Sialia currucoides) in northwestern Cimarron County, Oklahoma
  Abstract  PDF
• Bulletin of the Oklahoma Ornithological Society Vol 22, No 3 (1989) - Articles
  Ash-throated flycatcher nesting in central Oklahoma
  Details  PDF