"From crafting the perfect CV and finding the job of your dreams, to writing a great cover letter and winning at interview, The Ultimate Job Hunting Book is a dynamic collection of tools, techniques, and strategies for success. Short, punchy chapters mean you can read up quickly and start applying what you've learned immediately."
A good rule of thumb: Err on the conservative side.
Crosby, Olivia. "Employment Interviewing: Seizing the Opportunity and the Job." Career Outlook, Apr. 2016, p.1.
“Job Hunt: Wear This.” Working Mother, vol. 38, no. 2, June 2015, pp. 12–13.
Doyle, Alison. "The Best Outfits for Job Interviews." The Balance Careers, 22 Apr. 2019.