Cita APA (7a ed.)

Freimer, G. R., & Perry, M. M. (1986). Student Problems with Documentation.

Cita Chicago Style (17a ed.)

Freimer, Gloria R., y Margaret M. Perry. Student Problems with Documentation. 1986.

Cita MLA (9a ed.)

Freimer, Gloria R., y Margaret M. Perry. Student Problems with Documentation. 1986.