Brodin, A. (1994). Time aspects on food hoarding in the willow tit: An evolutionary perspective. Dept. of Zoology, Stochholm University.
Chicago Style aipamenaBrodin, Anders. Time Aspects on Food Hoarding in the Willow Tit: An Evolutionary Perspective. [Stockholm, Sweden]: Dept. of Zoology, Stochholm University, 1994.
MLA aipamenaBrodin, Anders. Time Aspects on Food Hoarding in the Willow Tit: An Evolutionary Perspective. Dept. of Zoology, Stochholm University, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.