The googlecalendar shortcode lets you display a calendar on your pages.
Exporting from Google Calendar
First, create a calendar you’d like to share and open its settings.
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Next, from the Access Permissions panel, make the calendar available to the public.
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Last, from the Integrate Calendar panel, copy the Public URL for the calendar.
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Example
Code Sample
[[googlecalendar url="https://calendar.google.com/calendar/embed?src=montclair.edu_6cg6fljb4v4spobnbn1aaa40bg%40group.calendar.google.com&ctz=America%2FNew_York"]]