People.js

module.exports = function(app) {

  var Schema = require('mongoose').Schema;

  var People = Schema({
    Name: String,
    Address: {
      type: Schema.Types.ObjectId,
      ref: 'Address'
    },
    Number: String,
    Type: String,
    Complement: String,
  });

  return People;
};

PeopleController||Service

show: function(req, res) {
  var _id = req.params.id;
  peopleRepositoy.findById(_id, function(err, result) {
    if (err) {
      return res.send(404, {
        'error': err
      })
    };
    return res.send(result);
  });
},

create: function(req, res) {
  var model = req.body;
  peopleRepositoy.create(model, function(err, result) {
    if (err) return res.send(422, {
      'error': err
    });
    return res.send(result);
  });
},

PeopleRepositoy

module.exports = function(app) {

  var PeopleSchema = app.models.People;

  var People = db.model('People', PeopleSchema);

  var PeopleRepositoy = {

    create: function(model, callback) {
      People.create(model, callback);
    },

    find: function(callback) {
      People.find({}).find().populate('Addresses.Address').exec(callback);
    },

    findById: function(id, callback) {
      People.findById(id, function(err, doc) {
        callback(err, doc);
      })
    },
  }
  
  return PeopleRepositoy

};