APA aipamena

Tripathi,Saileja. (2017). Student companion to Mark Twain. Pearl Books.

Chicago Style aipamena

Tripathi,Saileja. Student Companion to Mark Twain. New Delhi: Pearl Books, 2017.

MLA aipamena

Tripathi,Saileja. Student Companion to Mark Twain. Pearl Books, 2017.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.