Cita APA (7a ed.)

Freebairn, I. (1977). Starting strategies: Strategies 1. Longman.

Cita Chicago Style (17a ed.)

Freebairn, Ingrid. Starting Strategies: Strategies 1. Londres: Longman, 1977.

Cita MLA (8a ed.)

Freebairn, Ingrid. Starting Strategies: Strategies 1. Longman, 1977.