Cita APA (7a ed.)

(1970). Holt paperback. Holt, Rinehart and Winston.

Cita Chicago Style (17a ed.)

Holt Paperback. New York, NY [u.a.]: Holt, Rinehart and Winston, 1970.

Cita MLA (8a ed.)

Holt Paperback. Holt, Rinehart and Winston, 1970.