Dyfyniad APA

Bogue, D. J., & Bogue, E. J. (1980). Comparative birth interval analysis. Community and Family Study Center, University of Chicago.

Dyfyniad Arddull Chicago

Bogue, Donald Joseph, and Elizabeth J. Bogue. Comparative Birth Interval Analysis. Chicago, Ill: Community and Family Study Center, University of Chicago, 1980.

Dyfyniad MLA

Bogue, Donald Joseph, and Elizabeth J. Bogue. Comparative Birth Interval Analysis. Community and Family Study Center, University of Chicago, 1980.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.