Wood, C. (1969). Sex and fertility. Thames and Hudson.
Lua i Stíl Chicago (17ú heag.)Wood, Clive. Sex and Fertility. London: Thames and Hudson, 1969.
Lua MLA (9ú heag.)Wood, Clive. Sex and Fertility. Thames and Hudson, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.