APA
Ventola E., . (2007). Functional and Systemic Linguistics. Bangolore: De Gruyter Mouton.
Chicago
Ventola Eija, . 2007. Functional and Systemic Linguistics. Bangolore: De Gruyter Mouton.
Harvard
Ventola E., . (2007). Functional and Systemic Linguistics. Bangolore: De Gruyter Mouton.
MLA
Ventola Eija, . Functional and Systemic Linguistics. Bangolore: De Gruyter Mouton. 2007.