Hay, Bruce L. : Environmental protection and the social responsibility of firms : perspectives from law, economics, and business / Bruce L. Hay, Robert N. Stavins, Richard H.K. Vietor, editors. [O'Reilly electronic resource]
Hay, Carolyn, / author of screenplay. : Paw patrol, Chase is on the case! / based on the teleplay "Pups in a fog" by Carolyn Hay ; illustrated by Fabrizio Petrossi.
Hay House, Inc. : Self-esteem affirmations [sound recording] : [motivational affirmations for building confidence and recognizing self-worth] / Louise L. Hay.
Hay, Ian. : The 39 steps [(DVD) videorecording] / Gaumont-British Picture Corporation Ltd. ; adaption, Charles Bennett ; writer, Ian Hay ; director, Alfred Hitchcock.
