Leestma, S., Nyhoff, L. Turbo Pascal. Programming and Problem Solving. New York etc.: Macmilan Publishing Company, 1990 808 p. : ill. 0-02-369411-4.
Leestma, S., Nyhoff, L. Turbo Pascal. Programming and Problem Solving. New York etc.: Macmilan Publishing Company, 1990 808 p. : ill. 0-02-369411-4.
Leestma, S., Nyhoff, L. (1990) Turbo Pascal. Programming and Problem Solving, New York etc.: Macmilan Publishing Company 808 p. : ill. 0-02-369411-4.
Leestma, S., & Nyhoff, L. (1990). Turbo Pascal. Programming and Problem Solving. Monogr.. New York etc.: Macmilan Publishing Company, 808 p. : ill.
Leestma S, Nyhoff L. Turbo Pascal. Programming and Problem Solving: Monogr.. New York etc.: Macmilan Publishing Company; 1990. p. 808 p. : ill. ISBN: 0-02-369411-4.
