প্রত্যাবর্তন Registration Fee Regular Member – Single $25.00 USD Regular Members – Couple $40.00 USD Regular Members – Family $50.00 USD Grad/Post-Doc Students – Single $10.00 USD Grad/Post-Doc Students – Couple $20.00 USD Grad/Post-Doc Students – Family $30.00 USD Number of Attendees 1 2 3 4 or More Member Name & Tel Number Department & Hall