Phillips, E. M., & Pugh, D. S. How to get a phD: A hand book for students and their Supervisors.
Παραπομπή Chicago StylePhillips, Estelle M., και D S. Pugh. How to Get a PhD: A Hand Book for Students and Their Supervisors. New Delhi, UBS Publisher's Distributors.
Παραπομπή MLAPhillips, Estelle M., και D S. Pugh. How to Get a PhD: A Hand Book for Students and Their Supervisors.
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