Gaya APA
Gupta, V, K., Tuohy, M, G.
(2013).
Biofuel Technologies
.
Springer Berlin Heidelberg:
Springer.
Gaya MLA
Gupta, Vijai, Kumar., Tuohy, Maria, G..
"Biofuel Technologies".
Springer Berlin Heidelberg:
Springer,
2013.
E-Book.