Gaya APA
Billett, R, O.
(1956).
Preparing theses and orther typed manuscripts
(
1956)
.
:
USA : Littlefield, Adam & Co.,.
Gaya MLA
Billett, Roy, O.
"Preparing theses and orther typed manuscripts".
1956
:
USA : Littlefield, Adam & Co.,,
1956.
Text.