Gaya APA
Halbach, O, V, B, U.
(2006).
Neurotransmitters and Neuromodulators
.
Jerman:
Wadsword Publishing.
Gaya MLA
Halbach, Oliver, Von, Bohlen, Und.
"Neurotransmitters and Neuromodulators".
Jerman:
Wadsword Publishing,
2006.
PERAWAT.