C# 6, or C# version 6.0, was released on November 12, 2014.
Here are select books about C# 6.
2015-09-24
Essential C# 6.0
Edition: 5
Series: Microsoft Technology
Author: Mark Michaelis
Publisher: Pearson
ISBN: 9780134141046
Type: Book
Format: Paperback
Price: US $60
On sale @ Amazon.
Shop @ Pearson.
2015-10-00
C# 6.0
Edition: 1
Series: Pocket Reference
Authors: Joseph Albahari and Ben Albahari
Publisher: O’Reilly
ISBN: 9781491927410
Type: Book
Format: Paperback
Price: US $15
On sale @ Amazon.
Shop @ O’Reilly.
2015-10-23
C# 6.0 Cookbook
Edition: 1
Series: Cookbook
Authors: Jay Hilyard and Stephen Teilhet
Publisher: O’Reilly
ISBN: 9781491921463
Type: Book
Format: Paperback
Price: US $55
On sale @ Amazon.
Shop @ O’Reilly.
2015-11-00
C# 6.0 In A Nutshell
Edition: 1
Series: The Definitive Reference
Authors: Joseph Albahari and Ben Albahari
Publisher: O’Reilly
ISBN: 9781491927069
Type: Book
Format: Paperback
Price: US $60
On sale @ Amazon.
Shop @ O’Reilly.
Here are indicators that rank programming languages.
PopularitY of Programming Language (PYPL)
The Importance Of Being Earnest (TIOBE)
P4TE 