APA aipamena

Madan Gopal & Kumar, S. (1955). Interstate salestax rules.

Chicago Style aipamena

Madan Gopal and Surender Kumar. Interstate Salestax Rules. 1955.

MLA aipamena

Madan Gopal and Surender Kumar. Interstate Salestax Rules. 1955.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.