Gaya APA

R.H.H.Wills, ., Lee,D.Graham, T. (1981). Postharvest (1981). Australia: ISM Perss.

Gaya MLA

R.H.H.Wills, ., Lee,D.Graham, T.H.. "Postharvest". 1981 Australia: ISM Perss, 1981. Text books.