Gaya APA
Lingga, Pinus. (1991).
Bertanam ubi-ubian .
Jakarta:
Penebar Swadaya.
Gaya Chicago
Lingga, Pinus.
Bertanam ubi-ubian.
Jakarta:
Penebar Swadaya,
1991.
Text.
Gaya MLA
Lingga, Pinus.
Bertanam ubi-ubian.
Jakarta:
Penebar Swadaya,
1991.
Text.
Gaya Turabian
Lingga, Pinus.
Bertanam ubi-ubian.
Jakarta:
Penebar Swadaya,
1991.
Print.