pages 235, 242, and 243 of EN textbook
Fig 7.5 is as follows:
{
Address_phone({
Phone(Area_code,
Phone_number)
},
Address(Street_address(Number,
Street,
Apartment_number),
City,
State,
Zip))
}
Note that in this figure the {x} notation is used for a multi-valued attribute and a(a1,...,an) is used for composite attribute. Complex attributes are a mixture of multi-valued and composite attributes.