Gaya APA
Len, Evelyn. (1989).
Scondary Vocabulary Guaide and Practice 1 / Evelyn Len .
Jakarta:
Binarupa Aksara.
Gaya Chicago
Len, Evelyn.
Scondary Vocabulary Guaide and Practice 1 / Evelyn Len.
Jakarta:
Binarupa Aksara,
1989.
Buku.
Gaya MLA
Len, Evelyn.
Scondary Vocabulary Guaide and Practice 1 / Evelyn Len.
Jakarta:
Binarupa Aksara,
1989.
Buku.
Gaya Turabian
Len, Evelyn.
Scondary Vocabulary Guaide and Practice 1 / Evelyn Len.
Jakarta:
Binarupa Aksara,
1989.
Buku.