Cita APA (7th ed.)

Helprin, M. Back bay conservatory: Mark Helprin. The city.(1979).

Cita Chicago (17th ed.)

Helprin, Mark. "Back Bay Conservatory: Mark Helprin." The City.(1979) .

Cita MLA (8th ed.)

Helprin, Mark. "Back Bay Conservatory: Mark Helprin." The City.(1979), .