Gaya APA
Sihombing, .
(2005).
Ilmu ternak lebah madu
(
Cet. 2)
.
Bulaksumur, Yogyakarta:
Gadjah Mada University Press.
Gaya MLA
Sihombing, .
"Ilmu ternak lebah madu".
Cet. 2
Bulaksumur, Yogyakarta:
Gadjah Mada University Press,
2005.
TEXT BOOK.