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Vydania od Chunyan Yang

Cover for Chunyan Yang · Extension Innovation Method - Systems Evaluation, Prediction, and Decision-Making (Paperback Book) (2020)

Extension Innovation Method - Sy... (2020)

Cover for Chunyan Yang · Extension Innovation Method - Systems Evaluation, Prediction, and Decision-Making (Hardcover Book) (2018)

Extension Innovation Method - Sy... (2018)