Penulis: Harry Gilbert

Cellulase refers to a class of enzymes produced chiefly by fungi, bacteria, and protozoans that catalyze cellulolysis. This volume of Methods in Enzymology comprehensively covers this topic. With an …

A level 2 Oxford Bookworms Library graded reader. This version includes an audio book: listen to the story as you read. Written for Learners of English by Harry Gilbert. Richard is bored with the qui …

A level 3 Oxford Bookworms Library graded readers. Written for Learners of English by Harry Gilbert. In our world today a hummingbird is a small, brilliantly coloured bird that lives in the tall tree …

A level 2 Oxford Bookworms Library graded readers. Written for Learners of English by Harry Gilbert. Richard is bored with the quiet life of his village. He would like to have a motor-car and drive i …

Literary Masterpiece Series: Mc Gheedy Chinese-English Bilingual Reading Library: A Must-read Masterpiece in Life 5 mainly collects world classics, such as "The Adventures of Tom Sawyer" &q …