Penggayaan APA

Trager, Crowell. (1956). Pronunciation drills: . Mryland: English Language Services.

Chicago Style

Trager, Crowell. Pronunciation drills:. Mryland: English Language Services, 1956. Buku.

MLA Style

Trager, Crowell. Pronunciation drills:. Mryland: English Language Services, 1956. Buku.

Turabian Style

Trager, Crowell. Pronunciation drills:. Mryland: English Language Services, 1956. Buku.