It sounds like you're looking for a — likely a reference to a document or book on public administration, governance, or civil conduct in a Hindi-language context (possibly for exams like UPSC, state PSCs, or a specific state’s syllabus).
This refers to the professional code of conduct. lok vyavhar pdf upd
: Practical advice on simple habits, such as "the value of a smile" and becoming a good conversationalist. It sounds like you're looking for a —