Cita APA (7th ed.)

Holbrook, D. (1961). English for maturity. Univ. Press.

Cita Chicago (17th ed.)

Holbrook, David. English for Maturity. Cambridge: Univ. Press, 1961.

Cita MLA (9th ed.)

Holbrook, David. English for Maturity. Univ. Press, 1961.