Gaya APA
Technoguide of potato production at mid-elevation:
.
(1991).
Bandung:
Balai Penetlitian holtikultura Lembang,.
Gaya MLA
Technoguide of potato production at mid-elevation:
.
-.
Bandung:
Balai Penetlitian holtikultura Lembang,,
1991.
Buku.