Nilsson, G. (1989). Importation of birds into the Unites States in 1985: With discussion of recent developments and research in the cage bird trade. Washington, D. C.: Animal Welfare Institute.
Chicago Style CitationNilsson, Greta. Importation of Birds Into the Unites States in 1985: With Discussion of Recent Developments and Research in the Cage Bird Trade. Washington, D. C.: Animal Welfare Institute, 1989.
MLA CitationNilsson, Greta. Importation of Birds Into the Unites States in 1985: With Discussion of Recent Developments and Research in the Cage Bird Trade. Washington, D. C.: Animal Welfare Institute, 1989.
Warning: These citations may not always be 100% accurate.