Hardy Boys 20
Franklin W. Dixon 著
出版社:Penguin
出版时间:1941-01
ISBN:9780448089201
词汇量:33460
页数:192
类别:
虚构:虚构
开本:
阅读年龄:阅读年龄 8-9岁 (50.0%), 10-11岁 (50.0%)
Frank and Joe Hardy are hired as detectives aboard the Flying Express hydrofoil after a group of angry demonstrators threaten the ship's safety