Cita APA (7a ed.)

USEFUL & HADIKUSUMO, B. (1988). Useful vocabs: Expressions and idiomatic problems. Kanisius.

Cita Chicago Style (17a ed.)

USEFUL y B.U HADIKUSUMO. Useful Vocabs: Expressions and Idiomatic Problems. Yogyakarta: Kanisius, 1988.

Cita MLA (9a ed.)

USEFUL y B.U HADIKUSUMO. Useful Vocabs: Expressions and Idiomatic Problems. Kanisius, 1988.