Gicaraya, V. A. G., & Española, C. P. (2024). First description of the breeding biology and behaviour of the near threatened northern sooty woodpecker <i>Mulleripicus funebris</i> (Valenciennes 1826) (Piciformes: Picidae) in Luzon Island, Philippines. PAGEPress Publications.
Chicago-referens (17:e uppl.)Gicaraya, Vince Angelo G., och Carmela P. Española. First Description of the Breeding Biology and Behaviour of the Near Threatened Northern Sooty Woodpecker <i>Mulleripicus Funebris</i> (Valenciennes 1826) (Piciformes: Picidae) in Luzon Island, Philippines. PAGEPress Publications, 2024.
MLA-referens (9:e uppl.)Gicaraya, Vince Angelo G., och Carmela P. Española. First Description of the Breeding Biology and Behaviour of the Near Threatened Northern Sooty Woodpecker <i>Mulleripicus Funebris</i> (Valenciennes 1826) (Piciformes: Picidae) in Luzon Island, Philippines. PAGEPress Publications, 2024.