DOEACC Society. (2001). Quanbook `O` level: Model questions Vol III Business systems...... BPB.
Citación estilo ChicagoDOEACC Society. Quanbook `O` Level: Model Questions Vol III Business Systems...... New Delhi: BPB, 2001.
Cita MLADOEACC Society. Quanbook `O` Level: Model Questions Vol III Business Systems...... BPB, 2001.
Warning: These citations may not always be 100% accurate.