Interviewing skills involve knowing the right questions to ask for your research as well as strategies for transforming written notes into narrative reports.
Listening to People: A Practical Guide to Interviewing, Participant Observation, Data Analysis, and Writing It All Up by 
The Routledge Guide to Interviewing: Oral History, Social Enquiry, and Investigation by 
Writing Ethnographic Fieldnotes by Focus groups, as a research tool, offer a unique format for generating insights and ideas about a particular topic. Usually, an interviewer starts by asking a series of questions that participants are invited to respond to - both directly to the interviewer, and also to one another. A skilled interviewer directs the conversation to a natural conclusion by inviting dialogue and disagreement or consensus from the participants.
Focus Group Methodology: Principles and Practices by Oral histories are recorded (and sometimes transcribed) interviews meant to preserve individuals' stories who had a role in particular events. This method helps uncover how events shaped individual lives and how those individuals' impacted the events in question.
At BPL, for example, the African American Episcopal Historical Collection conducts oral history interviews to preserve and uncover the role Black Episcopalians played in the Church and society writ large.
Catching Stories: A Practical Guide to Oral History by 
Telling Stories: The Use of Personal Narratives in the Social Sciences and History by 
Doing Oral History by 
Recording Oral History: A Guide for the Humanities and Social Sciences by