This is the Japanese edition of "RF Microelectronics" by Professor Razavi. The cover has some stains and folds. The inside is relatively clean with no writing. Please refrain from purchasing if you are concerned about used books. [Product Description] "RF Microelectronics" Supervised by Tadahiro Kuroda Published on 2002/3/1, 366 pages ISBN: 978-4621070055 [Other] ・Will be shipped in a plastic bag and envelope. ・Instant purchase is available. Please refrain from price negotiations. ・Recycled materials will be used for cushioning in the packaging. ・Non-smoking and no pets environment. Thank you for your understanding that this is a used item before purchasing.