Robinson, W. J. (1929). Practical prevenception, or, The technique of birth control: For the medical profession only. American Biological Society.
Lua i Stíl Chicago (17ú heag.)Robinson, William J. Practical Prevenception, or, The Technique of Birth Control: For the Medical Profession Only. Hoboken, N. J.: American Biological Society, 1929.
Lua MLA (8ú heag.)Robinson, William J. Practical Prevenception, or, The Technique of Birth Control: For the Medical Profession Only. American Biological Society, 1929.
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