Trigonometric Functions and Complex Numbers World Century Mathematical Olympiad Series Autor Desheng Yang & Chunhui Shen 2 oct 2016 Hardback Preț: 483.11 lei 6-8 săpt.
Trigonometric Functions and Complex Numbers World Century Mathematical Olympiad Series Autor Desheng Yang 2 oct 2016 Paperback Preț: 267.39 lei 6-8 săpt.