1. How many friends does one person need? : Dunbar's number and other evolutionary quirks /: Dunbar's number and other evolutionary quirks. (2010) Other Names: Dunbar, R. I. M (Robin Ian MacDonald), 1947- Record Type: Book Extent: 1 online resource (vi, 302 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. How many friends does one person need? : Dunbar's number and other evolutionary quirks /: Dunbar's number and other evolutionary quirks. (2010) Other Names: Dunbar, R. I. M (Robin Ian MacDonald), 1947- Record Type: Book Extent: 1 online resource (vi, 302 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗