MLA

Harper, Nevin, Kathryn Rose, and David Segal. Nature-based Therapy : a Practitioner's Guide to Working Outdoors with Children, Youth, and Families. Gabriola Island: New Society Publishers, 2019.

APA

Harper, N., Rose, K., & Segal, D. (2019). Nature-based therapy : a practitioner's guide to working outdoors with children, youth, and families. Gabriola Island: New Society Publishers.

Chicago

Harper, Nevin, Kathryn Rose, and David Segal. Nature-Based Therapy: A Practitioner's Guide to Working Outdoors with Children, Youth, and Families. Gabriola Island: New Society Publishers, 2019.