Joseph E. Muscolino, Lippincott

$69.60

Patrick W. Tank, Lippincott

$42.00

R. Skeel - S. Khlief, Lippincott

$60.00

Fernando Guzman Toro, Vadell Hermanos

$14.40

Vicente Ortiz, Mcgraw Hill

$61.89

Esp. y Mgs. Aura M. Parra, Luz

$8.30

Carlos A. Roldan, Lippincott

$135.60

E. Mayeaux - J. Cox, Lippincott

$170.40

Marc S. Sabatine, Lippincott

$45.12

P. Paulman - A. Paulman, Wolters Klumer

$82.09

C. Stone - R. Humphries, Mcgraw Hill

$108.00

M. Nordin - V. Frankel, Lippincott

$96.00

Thomas M. de Fer, Lippincott

$93.60

G. Frendl - R. Urman, Lippincott

$54.39

Lynn S. Bickley, Lippincott

$125.12