Daylight saving time (DST) 2016: The US needs to retire daylight savings and just have two time zones—one hour apart — Quartz
EDT vs. EST: How to Use EST vs. EDT Correctly • 7ESL
Time in Canada - Wikipedia
Eastern Standard Time – EST Time Zone
Pacific Standard Time – PST Time Zone
Difference Between Mountain Time and Eastern Time | Compare the Difference Between Similar Terms
EST – Eastern Standard Time Zone - WorldClock.com - Local Time, Weather, Statistics.
United States Time Zones Flashcards | Quizlet
What is MST compared to EST? - Quora
Time Zone Calculator
National Institute of Standards and Technology | NIST
What does EST time mean? - Quora
Difference Between PST and EST | Offset Time, Regions under PST and EST Time Zones
One Year in Texas: Debate: What is the best time zone?
Eastern Time Zone Boundary
Time Zone Deviants, Part I: the strangest time zones in the world — Quartz
Time Zones: Online World Alarm Clocks
Dennis Mammana: What Time Is It Anyway? | Outdoors - Noozhawk.com
UTC−04:00 - Wikipedia
Is EST the default time zone for the US? If so, why? - Quora
Time zones and daylight saving time - National Research Council Canada
Eastern Daylight Time – EDT Time Zone
How to Write Time Zones Correctly | Editor's Manual
