"ʃˈɛɹɪŋ ðə dʒˈɔɪ ʌv nˈeɪtʃɚ: nˈeɪtʃɚɹ æktˈɪvᵻɾiz fɔːɹ ˈɔːl ˈeɪdʒᵻz", nˈaɪntiːnhˈʌndɹɪd ˈeɪɾi nˈaɪn, sˈɛkənd ˈɛd ɪn nˈaɪntiːnhˈʌndɹɪd nˈaɪnti ˈeɪt, dˈɔːn pˌʌblɪkˈeɪʃənz, nᵻvˈædə sˈɪɾi, kˈɑː: jˌuːˌɛsˈeɪ.
"Sharing the Joy of Nature: Nature Activities for All Ages", (1989, 2nd ed in 1998), Dawn Publications, Nevada City, CA: USA.