1968-July-25 | Converted on 2010-September-25 | Catholic Resources for Kindle project | Text - Source URL: http://www.vatican.va/holy_father/paul_vi/encyclicals/documents/hf_p-vi_enc_25071968_humanae-vitae_en.html | Cover Image - Source URL: http://www.vatican.va/holy_father/paul_vi/img/p_vi.jpg