Tietueen sitaatit

APA-viite

Foster, R. (2007). Đi tìm hạnh phúc cuộc sống =: How we choose to be happy. Thành phố Hồ Chí Minh: Tổng hợp Thành phố Hồ Chí Minh.

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Foster, Rick. Đi Tìm Hạnh Phúc Cuộc Sống =: How We Choose to Be Happy. Thành phố Hồ Chí Minh: Tổng hợp Thành phố Hồ Chí Minh, 2007.

MLA-viite

Foster, Rick. Đi Tìm Hạnh Phúc Cuộc Sống =: How We Choose to Be Happy. Thành phố Hồ Chí Minh: Tổng hợp Thành phố Hồ Chí Minh, 2007.

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