I figured it out just now..
SELECT distinct h.family_name, h.address, h.suburb, h.city, h.phone_home, h.phone_work, h.ge_long, h.ge_short, p.contact
FROM homestay h, [homestay people] p
WHERE h.homestay_id = p.homestay_id
AND h.city = 'Palmerston North'
AND h.ge_long In ('maybe','yes')
AND...