Cita APA (7th ed.)
HOEGERMAN, G., & ET AL. (1993). PERCEPTIONS OF SUBSTANCE USE BY COMMUNITY OBSTETRICIANS.
Cita Chicago (17th ed.)
HOEGERMAN, G.S, i ET AL. PERCEPTIONS OF SUBSTANCE USE BY COMMUNITY OBSTETRICIANS. 1993.
Cita MLA (9th ed.)
HOEGERMAN, G.S, i ET AL. PERCEPTIONS OF SUBSTANCE USE BY COMMUNITY OBSTETRICIANS. 1993.
Atenció: Aquestes cites poden no estar 100% correctes.