APA

Freeman G. P., Birrell B., .Divergent paths of immigration politics in the United States and Australia. : .

Chicago

Freeman G P, Birrell B, .Divergent paths of immigration politics in the United States and Australia. : .

Harvard

Freeman G. P., Birrell B., .Divergent paths of immigration politics in the United States and Australia. : .

MLA

Freeman G P, Birrell B, .: . .