APA
Gulzow I., . (2006). Studies on Language Acquisition. Berlin: Mouton de Gruyter.
Chicago
Gulzow Insa, . 2006. Studies on Language Acquisition. Berlin: Mouton de Gruyter.
Harvard
Gulzow I., . (2006). Studies on Language Acquisition. Berlin: Mouton de Gruyter.
MLA
Gulzow Insa, . Studies on Language Acquisition. Berlin: Mouton de Gruyter. 2006.