Hagemann, G. (1994). The motivational manual. Multi-tech.
Citación estilo ChicagoHagemann, Gisela. The Motivational Manual. Bombay: Multi-tech, 1994.
Cita MLAHagemann, Gisela. The Motivational Manual. Multi-tech, 1994.
Warning: These citations may not always be 100% accurate.