Cita APA (7th ed.)

Leech, J. (1970). Computational problems in abstract algebra. Pergamon Press Ltd.

Cita Chicago (17th ed.)

Leech, John. Computational Problems in Abstract Algebra. Oxford: Pergamon Press Ltd, 1970.

Cita MLA (9th ed.)

Leech, John. Computational Problems in Abstract Algebra. Pergamon Press Ltd, 1970.