APA-viite (7. p.)

READER'S DIGEST. (2004). READER'S DIGEST KNOWLEDGE QUEST: THE NATURAL WORLD. THE READER'S DIGEST ASSOCIATION LIMITED.

Chicago-viite (17. p.)

READER'S DIGEST. READER'S DIGEST KNOWLEDGE QUEST: THE NATURAL WORLD. LONDON: THE READER'S DIGEST ASSOCIATION LIMITED, 2004.

MLA-viite (9. p.)

READER'S DIGEST. READER'S DIGEST KNOWLEDGE QUEST: THE NATURAL WORLD. THE READER'S DIGEST ASSOCIATION LIMITED, 2004.