Reader's Digest Association. (1995). Natural remedies (First english edition.). Reader's Digest Association.
Chicago Style (17th ed.) ZitazioaReader's Digest Association. Natural Remedies. First english edition. London, United Kingdom: Reader's Digest Association, 1995.
MLA (9th ed.) ZitazioaReader's Digest Association. Natural Remedies. First english edition. Reader's Digest Association, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.