To see a diary in your dream refers to new friendships, jobs which will be achieved with help.
To write a diary in your dream means that you will join a crowded community because of your job and issues which don’t go well in your job will fix thanks to your conversations which you will make in this environment.
To dream that you are reading a diary indicates that you will make a new friendship thanks to your relative and you will solve your questions in your mind thanks to opinions which your friend will give you.
To see logbook in your dream denotes that you will help your friend financially and you will lessen this person’s problems.
To dream that you are reading another person’s diary indicates that you have a job which you have to finish, you will take your close friend’s opinion in this job and you will deliver your job successfully.