Published in Madroño, in 1980, in volume 27, issue 1, pages 16

Published in Madroño, in 1980, in volume 27, issue 1, pages 17-24

Published in Madroño, in 1980, in volume 27, issue 1, pages 25-35

Published in Madroño, in 1980, in volume 27, issue 1, pages 43-47

Published in Madroño, in 1980, in volume 27, issue 1, pages 47-48

Published in Madroño, in 1980, in volume 27, issue 2, pages 49-60

Published in Madroño, in 1980, in volume 27, issue 2, pages 61-67

Published in Madroño, in 1980, in volume 27, issue 2, pages 68-78

Published in Madroño, in 1980, in volume 27, issue 2, pages 79-89

Published in Madroño, in 1980, in volume 27, issue 2, pages 90-96

Published in Madroño, in 1980, in volume 27, issue 2, pages 97-100

Published in Madroño, in 1980, in volume 27, issue 2, pages 109-111

Published in Madroño, in 1980, in volume 27, issue 2, pages 111-112

Published in Madroño, in 1980, in volume 27, issue 3, pages 122-125

Published in Madroño, in 1980, in volume 27, issue 3, pages 126-138

Published in Madroño, in 1980, in volume 27, issue 3, pages 138-145

Published in Madroño, in 1980, in volume 27, issue 4, pages 171-176

Published in Madroño, in 1980, in volume 27, issue 4, pages 176-186

Published in Madroño, in 1980, in volume 27, issue 4, pages 186-188

Published in Madroño, in 1980, in volume 27, issue 4, pages 189