Frank, R., & Tietze, C. (1963). Successful family planning made easy and inexpensive; a birth control and marriage manual, with special sections on the rhythm method and how to improve the sexual side of your marriage. Community and Family Study Center, University of Chicago.

Frank, Richard, and Christopher Tietze. Successful Family Planning Made Easy and Inexpensive; a Birth Control and Marriage Manual, with Special Sections on the Rhythm Method and How to Improve the Sexual Side of Your Marriage. Chicago: Community and Family Study Center, University of Chicago, 1963.

Frank, Richard, and Christopher Tietze. Successful Family Planning Made Easy and Inexpensive; a Birth Control and Marriage Manual, with Special Sections on the Rhythm Method and How to Improve the Sexual Side of Your Marriage. Community and Family Study Center, University of Chicago, 1963.