Gaya APA
Trzyna, T, N., Batschelet, M, W. (1987).
Writing for the technical profesions .
Belmont, Calif:
Wadsworth Pub. Co..
Gaya MLA
Trzyna, Thomas, N., Batschelet, Margaret, W.
"Writing for the technical profesions".
Belmont, Calif:
Wadsworth Pub. Co.,
1987.
Text.