THOMAS ISABEL. (2019). BEAKY'S GUIDE TO CARING FOR YOUR BIRDS (2018 Ed.). PICTURE WINDOW BOOKS.
Chicago-viite (17. p.)THOMAS ISABEL. BEAKY'S GUIDE TO CARING FOR YOUR BIRDS. 2018 Ed. CHICAGO: PICTURE WINDOW BOOKS, 2019.
MLA-viite (9. p.)THOMAS ISABEL. BEAKY'S GUIDE TO CARING FOR YOUR BIRDS. 2018 Ed. PICTURE WINDOW BOOKS, 2019.
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