APA (7th ed.) Zitazioa
Stout Ruth. (1973). How to have a green thumb without an aching back: A new method of mulch gardening. Cornerstone Lib..
Chicago Style (17th ed.) Zitazioa
Stout Ruth. How to Have a Green Thumb Without an Aching Back: A New Method of Mulch Gardening. New York: Cornerstone Lib., 1973.
MLA (9th ed.) Zitazioa
Stout Ruth. How to Have a Green Thumb Without an Aching Back: A New Method of Mulch Gardening. Cornerstone Lib., 1973.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.