Gaya APA

Tisdell, C, C. (2014). Introduction to Vectors : Youtube Classes with Dr Chris Tisdell (1st Editon). : www.bookboon.com.

Gaya MLA

Tisdell, Christopher, C.. "Introduction to Vectors : Youtube Classes with Dr Chris Tisdell". 1st Editon : www.bookboon.com, 2014. Text.