APA

allard f. c., . (1990). fiber optics hand book for engineering and scientists. new york: mcgraw-hill publishing company.

Chicago

allard frederic c, . 1990. fiber optics hand book for engineering and scientists. new york: mcgraw-hill publishing company.

Harvard

allard f. c., . (1990). fiber optics hand book for engineering and scientists. new york: mcgraw-hill publishing company.

MLA

allard frederic c, . fiber optics hand book for engineering and scientists. new york: mcgraw-hill publishing company. 1990.