APA aipamena

Laffer II, W. B. (1968). Mathematics for general education. California: Dickenson Publishing company.

Chicago Style aipamena

Laffer II, Walter B. Mathematics for General Education. California: Dickenson Publishing company, 1968.

MLA aipamena

Laffer II, Walter B. Mathematics for General Education. California: Dickenson Publishing company, 1968.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.