Find resources and information on applying for job openings in Allegheny County, including disability accommodations, rehires, and application FAQs. Present your documents in this order: cover letter, resume, reference page.Thank you for your interest in applying at Allegheny County. The following information will assist you through the application process. Present your documents in this order: Cover Letter, Resume, Reference Page – do not staple or clip. • If submitting via email, save documents as . A referral cover letter is a job application document that mentions a mutual contact you share with the hiring manager. If you are emailing your cover letter and resume, be sure to maintain the same degree of formality and professionalism you would use in a hard copy letter. ✓ PROVIDE YOUR REFERENCES WITH ADEQUATE INFORMATION – Whenever possible, give your references a description of the job for which you are applying. Resumes are typically written in the third person, and use as few words as possible to summarize your experience.