Spectator Mode - Battlefield 4 Guide - IGN

Spectator Mode is a long awaited feature that will appear in Battlefield 4. It allows players to join servers under the "Spectator Join" option

Game Modes - Battlefield 2042 Guide - IGN

Battlefield 4 dev DICE on Commander Mode and the importance of 60fps

How To Guides - Battlefield 4 Guide - IGN

Watching other players in BattleBit on spectator mode

First-person shooter - Wikipedia

A Guide to BF4's Commander Mode (PS4) – Zed Games

Battlefield 4 Guide: How to Play Commander Mode

Military Shooter Video Games and the Ontopolitics of Derivative Wars and Arms Culture - Mantello - 2017 - The American Journal of Economics and Sociology - Wiley Online Library

Battlefield 4 – the best Battlefield ever?

Spectator Mode, Battlefield Wiki

Battlefield 4 - IGN

Battlefield Portal - Battlefield 2042 Guide - IGN

Spectator Mode - Battlefield 4 Guide - IGN

Battlefield 4, Battlefield Wiki