Gaya APA
Gass, Susan M., Selinker, Larry. (1994).
Second language acquisition : an introductory course (3rd).
New York:
Routledge taylor & francis group.
Gaya Chicago
Gass, Susan M., Selinker, Larry.
Second language acquisition : an introductory course.
3rd
New York:
Routledge taylor & francis group,
1994.
Text.
Gaya MLA
Gass, Susan M., Selinker, Larry.
Second language acquisition : an introductory course.
3rd
New York:
Routledge taylor & francis group,
1994.
Text.
Gaya Turabian
Gass, Susan M., Selinker, Larry.
Second language acquisition : an introductory course.
3rd
New York:
Routledge taylor & francis group,
1994.
Print.