Gaya APA
Waugh, L, R., Cobstem, F, V.
(1979).
Contribution to Grammatical Studies
.
Leiden:
E. J. Brill.
Gaya MLA
Waugh, Linda, R.., Cobstem, Frans, Van.
"Contribution to Grammatical Studies".
Leiden:
E. J. Brill,
1979.
Text.