A field guide to flight identifying birds on three school grounds

Ижил төстэй зүйлс

• Birds of Cebu and Bohol, Philippines
  -н: Arribas, Nilo Jr
  Хэвлэсэн: (2014)
• Birdwatching in the Philippines
  -н: Libosada, Carlos M.
  Хэвлэсэн: (2008)
• Birdwatching in the Philippines
  -н: Libosada, Carlos M.
  Хэвлэсэн: (2009)
• Threatened birds of the Philippines the Haribon Foundation/BirdLife International Red data book
  -н: Collar, N. J.
  Хэвлэсэн: (1999)
• Birds in flight
  -н: Kaufmann, John
  Хэвлэсэн: (1970)