Cita APA

Vernon, P. E. (1971). Certificate of secondary education: Introduction to objective type examination.

Chicago Edition Citation

Vernon, Philip E. Certificate of Secondary Education: Introduction to Objective Type Examination. 1971.

Cita MLA

Vernon, Philip E. Certificate of Secondary Education: Introduction to Objective Type Examination. 1971.

Atenció: Aquestes cites poden no estar 100% correctes.