A 关键字 搜索是 广泛的 type of search; it looks for your search term(s) 在任何地方 在项目记录中.
A TITLE search limits your query to find materials by title; preface your search with TI: 仅指定标题字段.
An 作者 search limits your query to find materials by author; preface your search with AU: 仅指定作者字段.
A 主题 search limits your query to find materials by subject; preface your search with SU: 仅指定主题字段. (注意:在尝试使用此策略之前，建议您先熟悉一些与您的主题相关的适当主题标题. 请参阅 国会图书馆主题标题 帮助定位主题标题.
找到 the journal you are looking for by title; browse for journals alphabetically or by subject; or use the form below to locate a specific article or issue.
