Gaya APA
Long, K, L, G, A, Y.
(2014).
SOCIOLINGUISTICS AND SECOND LANGUAGE ACQUISITION
.
New York:
Routledge.
Gaya MLA
Long, Kimberly, L., Geeslin;, Avizia, Yim.
"SOCIOLINGUISTICS AND SECOND LANGUAGE ACQUISITION".
New York:
Routledge,
2014.
BK.