APA (7 ম সংস্করণ) উদ্ধৃতি

Wagner, T. (2005). Environmental scienceActive learning laboratories and applied problem setsTravis Wagner, Robert Sanfortd. John Wiley.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Wagner, Travis. Environmental ScienceActive Learning Laboratories and Applied Problem SetsTravis Wagner, Robert Sanfortd. John Wiley, 2005.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Wagner, Travis. Environmental ScienceActive Learning Laboratories and Applied Problem SetsTravis Wagner, Robert Sanfortd. John Wiley, 2005.