Basics of Ear Training, Grade 6

分级练习册系列，包含从 1 级到 ARCT 级的每日练习和完整测试。每个年级包括五天的学习。

作曲家: Boris Berlin and Warren Mould
出版社: Alfred Music
原文简介:
A series of graded workbooks which contain daily exercises and complete tests from grade 1 to ARCT. Each grade covers five days of study.