Gaya APA
Nugroho, Hary Kusumo, Sukma, Eka Setia. (2005).
Sarana Budidaya Walet (Cet. 3).
Jakarta:
Penebar Swadaya.
Gaya Chicago
Nugroho, Hary Kusumo, Sukma, Eka Setia.
Sarana Budidaya Walet.
Cet. 3
Jakarta:
Penebar Swadaya,
2005.
Text.
Gaya MLA
Nugroho, Hary Kusumo, Sukma, Eka Setia.
Sarana Budidaya Walet.
Cet. 3
Jakarta:
Penebar Swadaya,
2005.
Text.
Gaya Turabian
Nugroho, Hary Kusumo, Sukma, Eka Setia.
Sarana Budidaya Walet.
Cet. 3
Jakarta:
Penebar Swadaya,
2005.
Print.