Gaya APA

Fifty ways to let go and be happy : agar bahagia, lepaskanlah!. (2004). Jakarta: Gramedia Pustaka Utama.

Gaya Chicago

Fifty ways to let go and be happy : agar bahagia, lepaskanlah!. . Jakarta: Gramedia Pustaka Utama, 2004. Text.

Gaya MLA

Fifty ways to let go and be happy : agar bahagia, lepaskanlah!. . Jakarta: Gramedia Pustaka Utama, 2004. Text.

Gaya Turabian

Fifty ways to let go and be happy : agar bahagia, lepaskanlah!. Jakarta: Gramedia Pustaka Utama, 2004. Print.