---
title: C Types
framework: Address Book
role: collectionGroup
role_heading: API Collection
path: addressbook/c-types
---

# C Types

Identify the C types that correspond to Address Book objects.

## Topics

### Essentials

- [ABAddressBook](addressbook/abaddressbook-swift.typealias.md)

### Data Types

- [ABPersonRef](addressbook/abpersonref.md)
- [ABGroupRef](addressbook/abgroupref.md)
- [ABMultiValue](addressbook/abmultivalue-swift.typealias.md)
- [ABMutableMultiValue](addressbook/abmutablemultivalue-swift.typealias.md)

### Deprecated

- [ABPersonImageFormat](addressbook/abpersonimageformat.md)

## See Also

### C Interfaces

- [AddressBook Functions](addressbook/addressbook-functions.md)
- [Address Book Constants](addressbook/address-book-constants.md)
- [AddressBook Enumerations](addressbook/addressbook-enumerations.md)
- [AddressBook Data Types](addressbook/addressbook-data-types.md)