APA aipamena

Willett, E. R. (1964). Personal finance. Charles E Merrill books, Inc.

Chicago Style aipamena

Willett, Edward R. Personal Finance. Ohio: Charles E Merrill books, Inc, 1964.

MLA aipamena

Willett, Edward R. Personal Finance. Charles E Merrill books, Inc, 1964.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.