Academic texts which are written according to the acceptable methods are always after accepting or rejecting a hypothesis. So, they are either discursive or attributive. Therefore observing the rules of scientific language is a must in academic texts. It means that, the desired subjects should be clear and exempt from any ambiguity or complexity, the text should be coherent and according to a logical order, and the text should be coherent and adjustment of the charts, tables, notes and references should be met. The present book is a guide on how to write and adjust academic texts in Persian language.