Citazione Stile APA (7a Edizione)

Reader's digest. (1999). The garden problem solver. Reader's digest.

Citazione stile Chigago Style (17a edizione)

Reader's digest. The Garden Problem Solver. Pleasantville: Reader's digest, 1999.

Citatione MLA (9a ed.)

Reader's digest. The Garden Problem Solver. Reader's digest, 1999.