3P A R K R E , B U R G E S S E W . In tr o d u c tio n to th es c ie n c e of so c ie ty [M]. 2n d e d . C h ic a g o : U n ive rs ity of C h ic a g o P r e s s , 1921.
4G O R D O N M M . A s s im ila tio n in A m e ric a n l i f e :th e ro le of r a c e , r e lig io n , a n d n a tio n a l o rig in s[M]. O x fo rd : O x fo rd U n iv e rs ity P r e s s , 1964.
5A L E J A N D R O P , Z H O U M .T h e n e w s e c o n d g e n er a tio n : s e g m e n te d a s s im ila tio n a n d its v a ria n t itsv a ria n ts [J]. A n n a ls of th e A m e ric a n A c a d e m y ofP o litic a l a n d S o c ia l S c ie n c e s , 1993,530:74-96.
6A L B A R D , N E E V .R e m a k in g th e A m e ric a n m a ins tr e a m : a s s im ila tio n a n d c o n te m p o ra ry im m ig ra tion [M]. C a m b rid g e : H a rv a rd U n iv e rs ity P r e s s ,2003:241-242.