1 computer optical disc : col. ; 4 3/4 in.

1 streaming video file (25 min.) : sd., col., digital file + instructional materials (online)

xiii, 642 p. : ill. ; 26 cm.

370 p. illus. 25 cm.

1 streaming video file (30 min.) : sd., col., digital file.

1 streaming video file (55 sec) : sound, color.

1 videodisc (30 min.) : sd., col. ; 4 3/4 in. + 1 teacher's guide (5 p. ; 19 cm.)

xiii, 257 pages : ill. ; 24 cm.

xv, 311 p. ; 24 cm.

xii, 297 p., [5] leaves of plates : ill. ; 22 cm.

ebook

343 p. ; 24 cm.