Tietze, R. Kain kain sayor na kumu / R. Tietze i raitim. - Madang : Kristen Pres, 1971, c1973. - 14 p. : ill. - Yangpela didiman bilong Niugini ; bk. 2. . ISBN: 0858041111 LCCN: 55052628 Subjects--Topical Terms: Vegetables--Papua New Guinea.Vegetable gardening. Subjects--Index Terms: Tok pisin imprints.