Gaya APA

Rubin, G. (2018). The happines project : or, why i spent a year tryig to sing in the morning, clean my closets, fight right, read aristotle, and genarally have more fun. (Edisi pertama). New York: Harper Self Help.

Gaya MLA

Rubin, Grethen. "The happines project : or, why i spent a year tryig to sing in the morning, clean my closets, fight right, read aristotle, and genarally have more fun.". Edisi pertama New York: Harper Self Help, 2018. Text.