Gaya APA

PHILIPS, . (1974). Components and materials : fixed, resistors, variable resistors, non-linear resistors, test switches jilid 2a . Netherlands: PHILIPS.

Gaya MLA

PHILIPS, . "Components and materials : fixed, resistors, variable resistors, non-linear resistors, test switches jilid 2a". Netherlands: PHILIPS, 1974. Text.