APA (7th ed.) Citation

Olver, R. R., Aries, E., & Batgos, J. (1989). Self-Other Differentiation and the Mother-Child Relationship: The Effects of Sex and Birth Order. Periodicals Archive Online (PAO).

Chicago Style (17th ed.) Citation

Olver, Rose R., Elizabeth Aries, and Joanna Batgos. Self-Other Differentiation and the Mother-Child Relationship: The Effects of Sex and Birth Order. Provincetown, Mass., etc: Periodicals Archive Online (PAO), 1989.

MLA (9th ed.) Citation

Olver, Rose R., et al. Self-Other Differentiation and the Mother-Child Relationship: The Effects of Sex and Birth Order. Periodicals Archive Online (PAO), 1989.