Gaya APA
Latorre, J, E, &, G.
(1987).
Students Book - A Course in basic scientific English
(
1)
.
England:
Longman.
Gaya MLA
Latorre, J.R, Ewer, &, G..
"Students Book - A Course in basic scientific English".
1
England:
Longman,
1987.
Buku Analog.